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

S-4394 B[a]P/HCB Recovery Standard (solvent - Nonane) Product Concentration 2,3,3',5,5'-PeCB 100 µg/mL

17ß(H),21ß(H)-(22RS)-Homohopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 53584-62-6

2,4,6-Trichlorophenol, 10µg/ml in MeOH, 10ml