Method Description Sheet

Method EPA Method 622.1
Abstract A measured volume of sample, approximately 1-liter, is solvent extracted with 15% methylene chloride using a separatory funnel. The methylene chloride extract is dried and exchanged to hexane during concentration to a volume of 10 mL or less. Gas chromatographic conditions are described which permit the separation and measurement of the compounds in the extract by gas chromatography with a thermionic bead or flame photometric detector in the phosphorus mode.

Compounds Analyzed :

Selecting a CAS number from the table below will direct you to the
National Library of Medicine's Hazardous Substances Database for more details on the compound.

CAS #Compound Name
97-17-6 Dichlofenthion
52-85-7 Famphur
944-22-9 Fonophos
297-97-2 Thionazin
DISCLAIMER - Please Read