WS Low Level Perchlorate

Propyphenazone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 479-92-5

GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no.

ICP-MS Verification Standard #1