Hexabromobenzene, 1.2ml x 50ug/ml , toluene

Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane

trans-Heptachlor-epoxide (Isomer A), 10µg/ml in CY, 10ml

Herbicide Free Acids Standard