The effects of sulphuric acid, potassium hydroxide and chromic acid on eleven
organochlorine and ten organophosphorus pesticides were investigated. The treatments …

Organic solvents, glassware, plastic ware, cellulose extraction thimbles, filter paper, and
silica gels may contribute contaminants to water samples which may interfere with the …

The behaviour of standard solutions of fourteen simple organohalogenated pesticides, nine
individual polychlorinated biphenyls (PCBs) and Aroclor 1242, 1248, 1254 and 1260 on …

A simple microcolumn chromatographic cleanup method for chlorinated and
organophosphorus insecticides has been developed in which a high purity grade 950 of …

Pesticide analysis using GC techniques is discussed. Two methods are described, a
multiresidue method for the analysis of atrazine, simazine, dimethoate and propiconazole …

Gas-liquid chromatography provides a method of extreme sensitivity for the detection and
determination of organochlorine pesticides residues. A single retention-time cannot …

The identification and quantification of chlorinated pesticides in environmental samples are
usually carried out by application of gas-liquid chromatography (GLC) or gas-liquid …

The determination of pesticides and their degradation products by gas chromatography has
been reviewed and evaluated. The review covers the determination of organochlorine …

The contemporary state of the determination of pesticide residues and some of their
transformation products is reviewed. The review covers the chromatographic determination …

The present work describes the use of glass capillary column gas chromatography in
analysing trace amounts of a mixture of diazinon, parathion, malathion, β-endosulfan and …