EPA Method 525 - Perchlorinates

N,N-Dimethylsulfamide, neat, Solvent-neat, Unit 10MG, # of units-1, Cas.no. 3984-14-3

2,2',4,4',6,6'-Hexabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59261-08-4

Atrazine D5, 100 µg/mL in Acetone, 1ml