4-Nonylphenol (techn.), 100µg/ml in MeOH, 5ml

Phenthoate, 100 µg/ml, Methanol, 1ml

2,2',3,4',6'-Pentachlorobiphenyl (= 2,2',3',4,6-),100 µg/mL,isooctane,1mL,

Tris(2-chloroethyl) phosphate, 1.2ml x 50ug/ml, toluene