EPA Method 8250/8250A Cal Check BNS

Red 2G, Acid red 1 (E 128), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 3734-67-6

Cyfluthrin, “Baythroid”, 1000µg/ml in Acetonitrile, 1ml

PAH/Phenol Deuterated Standard