Pyraclofos, 100 µg/ml, Acetone, 1ml

d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 205529-77-7

Hexachlorobenzene, 200µg/ml in MeOH, 1ml

1-Methylnaphthalene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 38072-94-5