Pesticide-Mix 36, 100 µg/ml, Acetonitrile, 1ml

[13C3]-Melamine, 1.2ml x 100ug/ml, water

Fenchlorphos, 10.0 µg/ml, Ethyl acetate, 10ml

2,2',3,5,6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,