gamma-HCH, 100 µg/ml, Methanol, 1ml

Pesticide-Mix 64, 10µg/mL in Cyclohexane, 10ml

3,3’-Dimethylbenzidine

Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane