Acephate, 10 µg/ml, Acetonitrile, 10ml

CONOSTAN Standard S-21, 900 ppm, 100g

Pentanoic acid (Valeric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 109-52-4

2,3,4-Tribromodibenzofuran, 1.2ml x 50ug/ml, toluene