OrganoPhosphorus Pesticide Standard

Trimethoprim, 100 µg/ml, Methanol, 1ml

2,2',3,3',4,5,5',6,6'-Nonachlorobiphenyl ,100 µg/mL,isooctane,1mL,

D3-TFNG, 100 µg/ml, Acetonitrile, 1ml