Guanylurea, 1000µg/ml in Water, 1ml

delta-9-Tetrahydrocannabinolic acid A, 10.0 µg/ml,

1,2,3,4-Tetrachloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 20020-02-4

EPA Method 551Mix “A”