EPA 1620 Standard 4

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

Metam-sodium hydrate, Inquire, Solvent-Methanol, Unit 1mL, # of units-1, Cas.no. 6734-80-1

ISTD/Surrogate Standard