2,2',3,3',4,5,6'-Heptachlorobiphenyl

Custom Calibration Standard

cis-10-Heptadecenoic acid, >99%, 500mg

Dialy Quality Control Standard (with Internal Standard) 3 Analytes, each Vol.% as listed in isooctane; units: 1x10 mL, 5x10mL. Name Vol.% Benzene 0.64 Toluene 4.8 Isooctane 90.56Methylethylketone (Int.Std.) 4.0