Vamidothion, 100 µg/ml, Acetonitrile, 5ml

AHTN (Tonalid), 100 µg/ml, Cyclohexane, 5ml

2,3',4-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

LPC Solution Set- Method 200.7 section 7.8