Phosmet-oxon, 10.0 µg/ml, Acetonitrile, 10ml

2,3',4,5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Dimethyl phosphate, 100mg

Tris(2-chloroethyl) phosphate, 100µg/ml in TO, 1ml