3-Methyl-2,2',4,6'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

Arochlor 1248 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12672-29-6

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

Potassium (K)