Cinosulfuron, 100 µg/ml, Acetonitrile, 5ml

2,2',3,4,5,5'-Hexachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

EPA Method 525 Internals & Surrogates

Benzo[b]fluoranthene-d12, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 93951-98-5