Heptachlor epoxide

Methyl 4-hydroxybenzoate-methyl d3, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1216543-26-8

F-PAHs All in One Cocktail 2, Window 1-5 6 Analytes, each consentration as listed in toluene; units: 1x1mL, 5x1mL Compounds Window 1313.10 1-Fluoronaphthalene 1 [321-38-0]

Bromochloromethane