Dialifos, 100 µg/ml, Acetonitrile, 1ml

Method 429 Internal Standard Solution, 100µg/ml in Isooctane/25% toluene, 1,2ml

Tri-n-pentyl phosphate,1000 µg/mL,MeOH,1mL,

Mixed Alcohols, Butanol/Methanol (63:37)