EPA Method 507 Nitrogen Phosphorus Pesticides

Syringic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 530-57-4

Benzo[b]fluoranthene, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 205-99-2

Procymidone, 100 µg/ml, Acetonitrile, 5ml