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  1. Advances in Ibero-American Analytical Chemistry
  2. Chronic acephate exposure disrupts neuroimmune and oxidative balance in Eisenia andrei: A multi-biomarker and histopathological approach
  3. Development of a Dispersive µSPE Method for the Determination of Pesticide Residues in Water Samples by LC-MS/MS
  4. Simultaneous Determination of Polycyclic Aromatic Hydrocarbons and Anthraquinone in Yerba Mate by Modified MSPD Method and GC-MS
  5. Combining Analytical Strategies to Provide Qualitative and Quantitative Analysis and Risk Assessment on Pharmaceuticals and Metabolites in Hospital Wastewaters
  6. Carbon nanotubes stabilized in chitosan sponge (CNT-CS) as a new alternative clean-up sorbent for pesticide multiresidue determination in eggplants using QuEChERS and UHPLC-MS/MS
  7. MÉTODO MULTIRRESÍDUO DE AGROTÓXICOS EM POLPA DE AÇAÍ EMPREGANDO MÉTODO QuEChERS MODIFICADO E UHPLC-MS/MS
  8. AVALIAÇÃO DO POTENCIAL DE FICORREMEDIAÇÃO DE FÁRMACOS BETA-BLOQUEADORES ATRAVÉS DA MICROALGA SCENEDESMUS SUBSPICATUS
  9. Brazilian Meeting on Analytical Chemistry: Twenty editions of high-level analytical chemistry
  10. Simultaneous Determination of Multiresidues of Pesticides and Veterinary Drugs in Agricultural Soil Using QuEChERS and UHPLC–MS/MS
  11. Pre-Slaughter Stunning Methods Influence the Meat Quality of Arapaima gigas Fillets
  12. Exploring the relationship between land-use and pesticides in freshwater ecosystem: A case study of the Araguaia River Basin, Brazil
  13. Persistence of S-metolachlor in the soil as affected by moisture content
  14. CuFeS2/activated carbon heterostructure as a microwave-responsive catalyst for reductive and oxidative degradation of ibuprofen, ketoprofen, and diclofenac
  15. Efficiency of home water filters on pesticide removal from drinking water
  16. Agrotóxicos e violações nos direitos à saúde e à soberania alimentar em comunidades Guarani Kaiowá de MS, Brasil
  17. MULTIRESIDUE AND MULTICLASS DETERMINATION OF CURRENT-USE PESTICIDES (CUPs) IN WATER SAMPLES BY SPE AND UHPLC-MS/MS
  18. MULTIRESIDUE DETERMINATION OF PESTICIDES IN EXOTIC FRUITS: A REVIEW OF THE ANALYTICAL STRATEGIES AND RESIDUE OCCURRENCE
  19. Pesticides and violations of human rights to health and food sovereignty in Guarani Kaiowá communities in MS, Brazil
  20. Plaguicidas y violaciones de los derechos a la salud y a la soberanía alimentaria en las comunidades Guaraní Kaiowá de MS, Brasil
  21. Caenorhabditis elegans as a suitable model to evaluate the toxicity of water from Rolante River, southern Brazil
  22. Epilithic biofilms as a discriminating matrix for long-term and growing season pesticide contamination in the aquatic environment: Emphasis on glyphosate and metabolite AMPA
  23. We breathe pesticides: the presence of contaminants of the breathable and inhalable fractions of atmospheric particulate matter
  24. Toxicity evaluation of landfill leachate after treatment by simple distillation using Danio rerio biomarkers
  25. Multiresidue Determination of Pesticides in Potato Tuber, Peel, and Pulp by QuEChERS and UHPLC-MS/MS
  26. Epilithic biofilms, POCIS, and water samples as complementary sources of information for a more comprehensive view of aquatic contamination by pesticides and pharmaceuticals in southern Brazil
  27. Multiresidue method for determination of pesticides in papaya using modified QuEChERS and UHPLC-MS/MS
  28. Degradation of pharmaceuticals in sanitary effluent by the combination of oxidation and photo-oxidation processes
  29. Influence of adjuvants added to teflubenzuron spray on resistant and susceptible strains of the soybean looper Chrysodeixis includens (Lepidoptera: Noctuidae)
  30. Simultaneous Determination of Glyphosate, AMPA and Inorganic Anions in Water Samples by Gradient Capillary Ion Chromatography
  31. Biomarkers’ Responses in Neotropical Freshwater Fish Living in Southern Brazil: Agricultural Activity or Seasonal Interference?
  32. Association Patterns among Physical, Chemical and Microbiological Indicators of Springs in Rio Grande do Sul, Brazil
  33. An effective method for pesticide residues and related compounds determination in air by GC-MS/MS to evaluate occupational exposure of workers and pesticide users
  34. Terrestrial protected areas do not fully shield their streams from exogenous stressors
  35. Multiresidue Determination of Fungicides in Wine by Solvent Demulsification-Dispersive Liquid-Liquid Microextraction and Ultra-High Performance Liquid Chromatography–Tandem Mass Spectrometry
  36. Do phytoplankton and epiphyton communities differ between organic and conventional rice fields?
  37. Simultaneous GC-NCI-MS Determination of Persistent Organic Pollutants and Current-Use Pesticides in Breast Milk Samples
  38. Correction to: Dilution of QuEChERS Extracts Without Cleanup Improves Results in the UHPLC-MS/MS Multiresidue Analysis of Pesticides in Tomato
  39. Determination of Avermectins Residues in Soybean, Bean, and Maize Using a QuEChERS-Based Method and Ultra-High-Performance Liquid Chromatography Coupled to Tandem Mass Spectrometry
  40. Multi-criteria decision-making techniques associated with (Q)SAR risk assessment for ranking surface water microcontaminants identified using LC-QTOF MS
  41. Determination of Avermectins Residues in Soybean, Bean and Maize Using a QuEChERS-based Method and Ultra-high-performance Liquid Chromatography Coupled to Tandem Mass Spectrometry
  42. Residual effects and foliar persistence of pesticides used in irrigated rice on the parasitoid Telenomus podisi (Hymenoptera: Platygastridae)
  43. Bioassays to screen the toxicity in drinking water samples collected in Brazilian rural area
  44. Acute Silver Catfish (Rhamdia quelen) Exposure to Chlorantraniliprole Insecticide
  45. Biochemical and Behavioral Responses in Zebrafish Exposed to Imidacloprid Oxidative Damage and Antioxidant Responses
  46. Environmentally relevant pesticides induce biochemical changes in Nile tilapia (Oreochromis niloticus)
  47. Chemical composition of commercial tambaqui (Colossoma macropomum) cuts in different body weight classes (Amazon: Brazil)
  48. Mobilization and transport of pesticides with runoff and suspended sediment during flooding events in an agricultural catchment of Southern Brazil
  49. Dilution of QuEChERS Extracts Without Cleanup Improves Results in the UHPLC-MS/MS Multiresidue Analysis of Pesticides in Tomato
  50. Behavioral impairment and neurotoxic responses of silver catfish Rhamdia quelen exposed to organophosphate pesticide trichlorfon: Protective effects of diet containing rutin
  51. Ecological impacts of pesticides on Astyanax jacuhiensis (Characiformes: Characidae) from the Uruguay river, Brazil
  52. Effects of chlorantraniliprole insecticide on innate immune response of silver catfish (Rhamdia quelen) naturally infected with Aeromonas hydrophila
  53. Protective effects of diet containing rutin against trichlorfon-induced muscle bioenergetics disruption and impairment on fatty acid profile of silver catfish Rhamdia quelen
  54. A mixture of pesticides at environmental concentrations induces oxidative stress and cholinergic effects in the neotropical fish Rhamdia quelen
  55. Organic and conventional agriculture: Conventional rice farming causes biochemical changes in Astyanax lacustris
  56. Seasonal factors driving biochemical biomarkers in two fish species from a subtropical reservoir in southern Brazil: An integrated approach
  57. Influence of pesticides and abiotic conditions on biochemical biomarkers in Aegla aff. longirostri (crustacea, anomura): Implications for conservation
  58. Preserved riparian forest protects endangered forest-specialists amphibian species against the genotoxic impact of sunlight and agrochemicals
  59. Potential environmental toxicity of sewage effluent with pharmaceuticals
  60. Toxicological response of silver catfish (Rhamdia quelen) after acute exposure to a commercial insecticide containing thiamethoxam
  61. Translocation of chlorantraniliprole and cyantraniliprole applied to corn as seed treatment and foliar spraying to control Spodoptera frugiperda (Lepidoptera: Noctuidae)
  62. Assessment of River Water Quality in an Agricultural Region of Brazil Using Biomarkers in a Native Neotropical Fish, Astyanax spp. (Characidae)
  63. Ecological risk of pesticide contamination in a Brazilian river located near a rural area: A study of biomarkers using zebrafish embryos
  64. Removal of High Concentrations of Veterinary Antibiotics Through Co-composting of Swine Waste
  65. Balls-in-tube matrix solid phase dispersion (BiT-MSPD): An innovative and simplified technique for multiresidue determination of pesticides in fruit samples
  66. Phytostimulation of lowland soil contaminated with imidazolinone herbicides
  67. “Modern agriculture” transfers many pesticides to watercourses: a case study of a representative rural catchment of southern Brazil
  68. Modified QuEChERS Method for Multiresidue Determination of Pesticides in Pecan Nuts by Liquid Chromatography Tandem Mass Spectrometry
  69. Design of experiments and method development
  70. Effective methods for the determination of triphenyltin residues in surface water and soil samples by high-performance liquid chromatography with tandem mass spectrometry
  71. Miniaturized QuEChERS method for determination of 97 pesticide residues in wine by ultra-high performance liquid chromatography coupled with tandem mass spectrometry
  72. Occurrence and fate of pharmaceuticals in effluent and sludge from a wastewater treatment plant in Brazil
  73. Development and validation of a method for the analysis of pyrethroid residues in fish using GC–MS
  74. Multiclass Method for the Determination of Pesticide Residues in Oat Using Modified QuEChERS with Alternative Sorbent and Liquid Chromatography with Tandem Mass Spectrometry
  75. Experimental reproduction of congenital anomalies in the progeny of cows fed apple pomace during pregnancy
  76. Simultaneous determination of the quaternary ammonium pesticides paraquat, diquat, chlormequat, and mepiquat in barley and wheat using a modified quick polar pesticides method, diluted standard addition calibration and hydrophilic interaction liquid ch...
  77. Fish exposed to water contaminated with eprinomectin show inhibition of the activities of AChE and Na+/K+-ATPase in the brain, and changes in natural behavior
  78. Organophosphate pesticide trichlorfon induced neurotoxic effects in freshwater silver catfish Rhamdia quelen via disruption of blood-brain barrier: Implications on oxidative status, cell viability and brain neurotransmitters
  79. Disturbance of energetic homeostasis and oxidative damage provoked by trichlorfon as relevant toxicological mechanisms using silver catfish as experimental model
  80. Indiscriminate use of glyphosate impregnates river epilithic biofilms in southern Brazil
  81. A multiclass method for the determination of pharmaceuticals in drinking water by solid phase extraction and ultra-high performance liquid chromatography-tandem mass spectrometry
  82. Analytical Demands for Residues and Contaminants in Food Products
  83. Chromatographic Challenges
  84. Purinergic signalling as a potential pathway for trichlorfon induced-inflammation and impairment of the immune response using freshwater silver catfish
  85. Prenatal Androgenization of Ewes as a Model of Hirsutism in Polycystic Ovary Syndrome
  86. Water Chemical Analysis
  87. Single and binary adsorption of sulfonamide antibiotics onto iron-modified clay: linear and nonlinear isotherms, kinetics, thermodynamics, and mechanistic studies
  88. Determination of organochlorine pesticides (OCPs) in breast milk from Rio Grande do Sul, Brazil, using a modified QuEChERS method and gas chromatography-negative chemical ionisation-mass spectrometry
  89. Gill bioenergetics dysfunction and oxidative damage induced by thiamethoxam exposure as relevant toxicological mechanisms in freshwater silver catfish Rhamdia quelen
  90. Quality of Meliponinae honey: Pesticides residues, pollen identity, and microbiological profiles
  91. Bioaccumulation and oxidative stress caused by pesticides in Cyprinus carpio reared in a rice-fish system
  92. Thiamethoxam induced hepatic energy changes in silver catfish via impairment of the phosphoryl transfer network pathway: Toxicological effects on energetics homeostasis
  93. Optimization of sample preparation by central composite design for multi-class determination of veterinary drugs in bovine muscle, kidney and liver by ultra-high-performance liquid chromatographic-tandem mass spectrometry
  94. Integrated biomarkers response confirm the antioxidant role of diphenyl diselenide against atrazine
  95. Purinergic signaling as potential target of thiamethoxam-induced neurotoxicity using silver catfish (Rhamdia quelen) as experimental model
  96. Biochemical Responses in Freshwater Fish Exposed to Insecticide Propoxur
  97. Presence of Anthropogenic Markers in Water: A Case Study of the Guaporé River Watershed, Brazil
  98. Protective effect of quercetin against oxidative stress induced by oxytetracycline in muscle of silver catfish
  99. Seasonal implications on toxicity biomarkers of Loricariichthys anus (Valenciennes, 1835) from a subtropical reservoir
  100. Bar adsorptive microextraction (BAμE) with a polymeric sorbent for the determination of emerging contaminants in water samples by ultra-high performance liquid chromatography with tandem mass spectrometry
  101. Multiresidue determination of pesticides in crop plants by the quick, easy, cheap, effective, rugged, and safe method and ultra-high-performance liquid chromatography tandem mass spectrometry using a calibration based on a single level standard additio...
  102. Evaluation of an alternative fluorinated sorbent for dispersive solid-phase extraction clean-up of the quick, easy, cheap, effective, rugged, and safe method for pesticide residues analysis
  103. Comprehensive Method Validation for the Determination of 170 Pesticide Residues in Pear Employing Modified QuEChERS Without Clean-Up and Ultra-High Performance Liquid Chromatography Coupled to Tandem Mass Spectrometry
  104. Evaluation of the rotating disk sorptive extraction (RDSE) technique with polymeric sorbent for multiresidue determination of pesticides in water by ultra-high-performance liquid chromatography–tandem mass spectrometry
  105. Dissipation of Clomazone, Imazapyr, and Imazapic Herbicides in Paddy Water under Two Rice Flood Management Regimes
  106. Richness and density of aquatic benthic macroinvertebrates after exposure to fungicides and insecticides in rice paddy fields
  107. The impact of postnatal leuprolide acetate treatment on reproductive characteristics in a rodent model of polycystic ovary syndrome
  108. Fungicide and insecticide residues in rice grains
  109. Advanced Sample Preparation Techniques for Pesticide Residues Determination by HRMS Analysis
  110. Método rápido para a determinação de ácido fólico em farinha de trigo empregando cromatografia líquida de alta eficiência com detecção por arranjo de diodos
  111. Determination of Six Synthetic Dyes in Sports Drinks by Dispersive Solid-Phase Extraction and HPLC-UV-Vis
  112. Single and Competitive Removal of Sulfachloropyridazine and Sulfadimethoxine onto Natural Kaolinite Clay: Kinetics, Isotherms and Thermodynamics Studies
  113. An effective method for pesticide residues determination in tobacco by GC-MS/MS and UHPLC-MS/MS employing acetonitrile extraction with low-temperature precipitation and d-SPE clean-up
  114. Determination of pesticides in coconut ( Cocos nucifera Linn.) water and pulp using modified QuEChERS and LC–MS/MS
  115. Quantitative Multiclass Pesticide Residue Analysis in Apple, Pear, and Grape by Modified QuEChERS and Liquid Chromatography Coupled to High-Resolution Mass Spectrometry
  116. A Simple and Fast Method for the Determination of 20 Veterinary Drug Residues in Bovine Kidney and Liver by Ultra-High-Performance Liquid Chromatography Tandem Mass Spectrometry
  117. Dilution standard addition calibration: A practical calibration strategy for multiresidue organic compounds determination
  118. Determination of Pesticide Residues in Soy-Based Beverages Using a QuEChERS Method (with Clean-Up Optimized by Central Composite Design) and Ultra-High-Performance Liquid Chromatography-Tandem Mass Spectrometry
  119. Liquid chromatography with high resolution mass spectrometry for identification of organic contaminants in fish fillet: screening and quantification assessment using two scan modes for data acquisition
  120. Determination of Pesticide Residues in Golden Berry (Physalis peruviana L.) by Modified QuEChERS Method and Ultra-High Performance Liquid Chromatography-Tandem Quadrupole Mass Spectrometry
  121. Imazapyr+imazapic herbicide determines acute toxicity in silver catfish Rhamdia quelen
  122. Evaluation of alternative sorbents for dispersive solid-phase extraction clean-up in the QuEChERS method for the determination of pesticide residues in rice by liquid chromatography with tandem mass spectrometry
  123. Effect of diphenyl diselenide diet supplementation on oxidative stress biomarkers in two species of freshwater fish exposed to the insecticide fipronil
  124. Optimization of a QuEChERS based method by means of central composite design for pesticide multiresidue determination in orange juice by UHPLC–MS/MS
  125. Use of Factorial Design in the Development of Multiresidue Method for Determination of Pesticide Residues in Wheat by Liquid Chromatography-Tandem Mass Spectrometry
  126. Acute exposure to the biopesticide azadirachtin affects parameters in the gills of common carp (Cyprinus carpio)
  127. Evaluation of QuEChERS Sample Preparation and Gas Chromatography Coupled to Mass Spectrometry for the Determination of Pesticide Residues in Grapes
  128. Fast Sample Preparation Method Using Ultra-High Performance Liquid Chromatography Coupled to Tandem Mass Spectrometry for Natamycin Determination in Wine Samples
  129. Evaluation of QuEChERS Sample Preparation for Determination of Avermectins Residues in Ovine Muscle by HPLC-FD and UHPLC-MS/MS
  130. Simultaneous Determination of Multiclass Pesticides and Antibiotics in Honey Samples Based on Ultra-High Performance Liquid Chromatography-Tandem Mass Spectrometry
  131. A simple and efficient method for imidazolinone herbicides determination in soil by ultra-high performance liquid chromatography–tandem mass spectrometry
  132. Spatial and temporal biomarkers responses of Astyanax jacuhiensis (Cope, 1894)(Characiformes: Characidae) from the middle rio Uruguai, Brazil
  133. Quantitative Analysis and Method Validation
  134. Imazethapyr and imazapic, bispyribac-sodium and penoxsulam: Zooplankton and dissipation in subtropical rice paddy water
  135. Steroidogenic enzymes mRNA expression profile and steroids production in bovine theca cells cultured in vitro and stimulated with angiotensin II
  136. Integrated Assessment of Biomarker Response in Carp (Cyprinus carpio) and Silver Catfish (Rhamdia quelen) Exposed to Clomazone
  137. Clinicopathological and toxicological aspects of poisoning by the clomazone herbicide in sheep
  138. Influence of extraction method on antibacterial activity of ethanolic extracts of Ocimum gratissimum L.
  139. Optimization and validation of a multiresidue method for pesticide determination in maize using gas chromatography coupled to tandem mass spectrometry
  140. Determination of pesticide residues in coconut tree trunks by modified QuEChERS method and ultra-high-performance liquid chromatography coupled to triple quadrupole tandem mass spectrometry
  141. Residues of Fungicides and Insecticides in Rice Field
  142. A comparison of adsorption equilibrium, kinetics and thermodynamics of aqueous phase clomazone between faujasite X and a natural zeolite from Kenya
  143. Development of a Multiresidue Method for Pesticide Analysis in Drinking Water by Solid Phase Extraction and Determination by Gas and Liquid Chromatography with Triple Quadrupole Tandem Mass Spectrometry
  144. Determinação de compostos organoalogenados em adubo orgânico empregando extração com auxílio de ultrassom e cromatografia gasosa com detecção por captura de elétrons
  145. Efeito do processamento industrial e doméstico de alimentos nos níveis de resíduos de agrotóxicos
  146. Optimization by Central Composite Design of a Modified QuEChERS Method for Extraction of Pesticide Multiresidue in Sweet Pepper and Analysis by Ultra-High-Performance Liquid Chromatography–Tandem Mass Spectrometry
  147. Evaluation of the QuEChERS method for the extraction of pharmaceuticals and personal care products from drinking-water treatment sludge with determination by UPLC-ESI-MS/MS
  148. Pesticide Multiresidue Determination in Rice Paddy Water by Gas Chromatography Coupled with Triple Quadrupole Mass Spectrometry
  149. AGROTÓXICOS E MEIO AMBIENTE: INSERÇÃO DO TEMA NA ESCOLA ATRAVÉS DE UMA ABORDAGEM INTERDISCIPLINAR
  150. Simultaneous LC-MS/MS Determination of Imidazolinone Herbicides Together with Other Multiclass Pesticide Residues in Soil
  151. Carbofuran promotes biochemical changes in carp exposed to rice field and laboratory conditions
  152. Determination of pesticides and related compounds in water by dispersive liquid–liquid microextraction and gas chromatography-triple quadrupole mass spectrometry
  153. Multiresidue Determination of Pesticide Residues in Honey by Modified QuEChERS Method and Gas Chromatography with Electron Capture Detection
  154. DETERMINATION OF PESTICIDE RESIDUES IN BOVINE MILK USING A MODIFIED QuEChERS METHOD AND GC-MS/MS
  155. Zooplankton community responses to the mixture of imazethapyr with imazapic and bispyribac-sodium herbicides under rice paddy water conditions
  156. Development of a multiresidue method for the determination of endocrine disrupters in fish fillet using gas chromatography–triple quadrupole tandem mass spectrometry
  157. Biodegradação dos herbicidas imazetapir e imazapique em solo rizosférico de seis espécies vegetais
  158. Determination of pesticide residues and related compounds in water and industrial effluent by solid-phase extraction and gas chromatography coupled to triple quadrupole mass spectrometry
  159. Imazethapyr and imazapic runoff under continuous and intermittent irrigation of paddy rice
  160. Oxidative stress in carp exposed to quinclorac herbicide under rice field condition
  161. The effects of age and traffic density on street-crossing behavior
  162. Development of a Fast Method for the Determination of the Insecticide Fipronil and its Metabolites in Environmental Waters by SPE and GC-ECD
  163. O estado da arte na determinação de resíduos de medicamentos veterinários em alimentos de origem animal empregando técnicas cromatográficas acopladas à espectrometria de massas
  164. Determinação de resíduos de herbicidas em águas de lavoura de ­arroz irrigado empregando Extração em Fase Sólida e ­Cromatografia Líquida de Alta Eficiência com detecção por Arranjo de Diodos
  165. Transporte de agrotóxicos em lavoura de arroz irrigado sob três manejos de irrigação
  166. Erratum: Biodegradation of Herbicide Propanil and Its Subproduct 3,4-Dichloroaniline in Water
  167. Biodegradation of Herbicide Propanil and Its Subproduct 3,4-Dichloroaniline in Water
  168. An Overview About Recent Advances in Sample Preparation Techniques for Pesticide Residues Analysis in Cereals and Feedstuffs
  169. The effects of diphenyl diselenide on oxidative stress biomarkers in Cyprinus carpio exposed to herbicide quinclorac (Facet®)
  170. Effects of the commercial formulation containing fipronil on the non-target organism Cyprinus carpio: Implications for rice−fish cultivation
  171. Comparison of matrix solid-phase dispersion and modified QuEChERS methods for extraction of pesticide residues from onion
  172. Microextração Líquido-Líquido Dispersiva (DLLME): Fundamentos e aplicações 
  173. Extração em Fase Sólida Dispersiva na determinação de resíduos e contaminantes em alimentos
  174. Herbicides Persistence in Rice Paddy Water in Southern Brazil
  175. Repeated malathion exposure induces behavioral impairment and AChE activity inhibition in brains of rat pups
  176. Principais técnicas de preparo de amostra para a determinação de resíduos de agrotóxicos em água por cromatografia líquida com detecção por arranjo de diodos e por espectrometria de massas
  177. Oxidative stress and anxiety-like symptoms related to withdrawal of passive cigarette smoke in mice: Beneficial effects of pecan nut shells extract, a by-product of the nut industry
  178. Tissue Biochemical Alterations of Cyprinus carpio Exposed to Commercial Herbicide Containing Clomazone Under Rice-Field Conditions
  179. Development of a fast multiresidue method for the determination of pesticides in dry samples (wheat grains, flour and bran) using QuEChERS based method and GC–MS
  180. Commercial formulation containing quinclorac and metsulfuron-methyl herbicides inhibit acetylcholinesterase and induce biochemical alterations in tissues of Leporinus obtusidens
  181. Toxicological responses of Cyprinus carpio after exposure to a commercial herbicide containing imazethapyr and imazapic
  182. QuEChERS: possibilidades e tendências no preparo de amostra para determinação multirresíduo de pesticidas em alimentos
  183. Otimização e validação de método empregando quechers modificado e lc-esi-ms/ms para determinação de agrotóxicos em cebola
  184. Aumento da resposta analítica por meio da otimização do sistema de injeção sem divisão de fluxo em cromatografia gasosa empregando a lei dos gases ideais
  185. Exposure to tebuconazol in rice field and laboratory conditions induces oxidative stress in carp (Cyprinus carpio)
  186. Toxicological responses of Cyprinus carpio exposed to the herbicide penoxsulam in rice field conditions
  187. Oxidative stress biomarkers in Cyprinus carpio exposed to commercial herbicide bispyribac-sodium
  188. Resíduos de agrotóxicos na água de rios da Depressão Central do Estado do Rio Grande do Sul, Brasil
  189. A new gas chromatography/mass spectrometry (GC-MS) method for the multiresidue analysis of pesticides in bread
  190. Monitoramento de agrotóxicos em águas superficiais de regiões orizícolas no sul do Brasil
  191. Qualidade de água dos rios Vacacaí e Vacacaí-Mirim no Estado do Rio Grande do Sul, Brasil
  192. Lixiviação do imazethapyr em solo de várzea sob dois sistemas de manejo
  193. Determination of Flavonoids and Resveratrol in Wine by Turbulent-Flow Chromatography-LC-MS
  194. Design of a compressed air modulator to be used in comprehensive multidimensional gas chromatography and its application in the determination of pesticide residues in grapes
  195. Rapid and accurate hplc-dad method for the determination of the herbicide bispyribac-sodium in surface water, and its validation
  196. Multiresidue determination of pesticides in drinking water by gas chromatography-mass spectrometry after solid-phase extraction
  197. QuEChERS: um método moderno de preparo de amostra para determinação multirresíduo de pesticidas em alimentos por métodos cromatográficos acoplados à espectrometria de massas
  198. Rapid and accurate simultaneous determination of abamectin and ivermectin in bovine milk by high performance liquid chromatography with fluorescence detection
  199. Monitoramento de agrotóxicos em dois mananciais hídricos no sul do Brasil
  200. High Resolution Gel Permeation Chromatography Followed by GC–ECD for the Determination of Pesticide Residues in Soybeans
  201. Tribute to Ayrton Figueiredo Martins, Universidade Federal de Santa Maria
  202. The 2,4-D herbicide effects on acetylcholinesterase activity and metabolic parameters of piava freshwater fish (Leporinus obtusidens)
  203. Persistência na água e influência de herbicidas utilizados na lavoura arrozeira sobre a comunidade zooplanctônica de Cladocera, Copepoda e Rotifera
  204. Study of the degradation of the herbicide clomazone in distilled and in irrigated rice field waters using HPLC-DAD and GC-MS
  205. A gas chromatographic method for the determination of the fungicide chlorothalonil in tomatoes and cucumbers and its application to dissipation studies in experimental greenhouses
  206. Acetylcholinesterase enzyme activity in carp brain and muscle after acute exposure to diafuran
  207. Persistência dos herbicidas imazethapyr e clomazone em lâmina de água do arroz irrigado
  208. EFEITOS DO CARBOFURANO, METSULFUROM-METÍLICO E AZINSULFUROM NA SOBREVIVÊNCIA DE CARPAS E PRODUÇÃO DE ARROZ E PEIXES EM RIZIPISCICULTURA
  209. Effect of clomazone herbicide on biochemical and histological aspects of silver catfish (Rhamdia quelen) and recovery pattern
  210. Desenvolvimento e validação de um método analítico para a determinação de histamina em vinhos utilizando cromatografia líquida de alta eficiência com detecção por fluorescência
  211. Method validation for the analysis of 169 pesticides in soya grain, without clean up, by liquid chromatography–tandem mass spectrometry using positive and negative electrospray ionization
  212. Risk assessment of surface water contamination by herbicide residues: monitoring of propanil degradation in irrigated rice field waters using HPLC-UV and confirmation by GC-MS
  213. Investigation of the occurrence of pesticide residues in rural wells and surface water following application to tobacco
  214. Rice herbicide monitoring in two Brazilian rivers during the rice growing season
  215. Contaminação de águas superficiais por agrotóxicos em função do uso do solo numa microbacia hidrográfica de Agudo, RS
  216. Determinação de bromato em melhoradores de farinha por cromatografia de troca iônica com detecção espectrofotométrica
  217. Poluição das águas por herbicidas utilizados no cultivo do arroz irrigado na região central do estado do Rio Grande do Sul, Brasil: predição teórica e monitoramento
  218. Development and validation of methodology for the determination of residues of organophosphorus pesticides in tomatoes
  219. Development and validation of a high-performance liquid chromatographic procedure for the determination of herbicide residues in surface and agriculture waters
  220. Determination of Residues of the Fungicide Metalaxyl in Water by Solid-Phase Extraction with Gas Chromatography and Nitrogen–Phosphorus Detection
  221. Determination of total arsenic by batch hydride generation atomic absorption spectrometry in injectable drugs containing high levels of Sb(V) as N-methylglucamine antimonate
  222. FLOW INJECTION SPECTROPHOTOMETRIC DETERMINATION OF PROPOXUR WITH DIAZOTIZED 4-AMINOBENZOIC ACID
  223. Determination of antimony(iii) and total antimony by hydride generation atomic absorption spectrometry in samples of injectable drugs used for leishmaniasis treatment
  224. Monitoring of the herbicide clomazone in environmental water samples by solid-phase extraction and high-performance liquid chromatography with ultraviolet detection
  225. Minimization of volatile nitrogen oxides interference in the determination of arsenic by hydride generation atomic absorption spectrometry
  226. Determination of chloride and sulfate in pore solutions of concrete by ion chromatography
  227. Determination of chloride and sulfate in pore solutions of concrete by ion chromatography
  228. Development and validation of a high-performance liquid chromatographic method for the determination of clomazone residues in surface water
  229. Determination of carbofuran in pesticide formulations by flow injection spectrophotometry
  230. Suppressed Ion Chromatographic Determination of Chloride in Concrete
  231. Determination of Amitraz in Cattle Dipping Baths by High-Performance Liquid Chromatography
  232. Determination of acrylic acid in air by using diffusion denuder tubes combined with HPLC technique
  233. Flow Injection Spectrophotometric Determination of Carbofuran in Commercial Pesticides Formulations
  234. Determination of Deltamethrin in Cattle Dipping Baths by High-Performance Liquid Chromatography