EPA Method 507 Nitrogen Phosphorus Pesticides

Phorate-oxon, 100 µg/ml, Toluene, 1ml

1-Heptacosanol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2004-39-9

4,4’-Diamino-3,3’-dimethyldiphenylmethane