EPA Method 8240A Mix #3

7,10-Dimethylbenz[c]acridine, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2381-40-0

EPA Method 8250/8250A Cal Check BNS

Atrazine, 100 µg/ml, Methanol, 1ml