Endrin, 100 µg/ml, Ethyl acetate, 5ml

Sulfur Standard: S @ 10 µg/g (0.0010 wt%) in #2 Diesel Fuel, 100ml

2-Nitrophenol

Cholest-5-en-3ß-ol , 600µg/mL, Solvent-n-hexane, Unit 10mL, # of units-1, Cas.no. 57-88-5