D6-cis-1,2,3,6-Tetrahydrophthalimide, 10mg

d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 5 x 1ml

EPA Method 527 Surrogate Standard

C21 Ring-C Monoaromatic sterane (5ß(H),10ß(CH3)/5 alpha(H),10ß(CH3)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 98774-61-9 / 98774-59-5