DNPH - Mix 4, 50μg/ml in Acetonitrile, 5ml

17ß(H),21 alpha(H)-28,30-Bisnorhopane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 83377-28-0

PBB 1, 10µg/ml in Cyclohexane, 10ml

EPA Method 533 Native Primary Std (br/l mix), 500ng/ml in MeOH, 1,2ml