Quinoclamine, 10 µg/ml, Acetonitrile, 10ml

EPA Method 537 Surrogate Primary Dilution Standard, in MeOH, 1,2ml

d3 C21Monoaromatic Sterane (5 alpha(H)/5ß(H)), 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Hexanaldehyde-DNPH, 100µg/ml in Acetonitrile, 1ml