EPA Method 525 - Perchlorinates

Tebutam, 100µg/ml in Acetonitrile, 5ml

n-Pentane-d12, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2031-90-5

Thionazin, 100 µg/ml, Ethyl acetate, 1ml