Tri-n-butyl phosphate-d27, 1.2ml x 50ug/ml, toluene

S-4331 B[a]P/HCB Internal Standard (solvent - Nonane) Product Concentration Hexachlorobenzene-13C6 10 µg/mL 1088,20 Benzo[a]pyrene-d12 100 µg/mL Solvents: n-Hexane

2,4,6-Trichloroaniline, 250mg

Desisopropylatrazine & Pendimethalin