PCB No. 77, 100µg/ml in Isooctane, 1ml

EPA Method 8260 - Purgeable Internal Standard

Quassin, mixture of isomers w/Neoquassin and Isoquassin, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 76-78-8

California Gas Additive Standard