Crocetane, 1000µg/ml in Isooctane, 1ml

Tetrachlorvinphos, 100 µg/ml, Acetonitrile, 5ml

18 alpha(H)-22,29,30-Trisnorneohopane, neat, Solvent-neat, Unit ca. 1µg, # of units-1, Cas.no. 55199-72-9

LPC Solution Set- Method 200.7 section 7.8