EPA method 8270C calibration std kit

2,4-Diamino-6-dimethylamino-1,3,5-triazine (N,N-Dimethyl-1,3,5-triazine-2,4,6-triamine), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1985-46-2

Vamidothion-sulfone, 100 µg/ml, Acetonitrile, 1m

Metribuzin-diketo, 100 µg/ml, Acetonitrile, 1ml