2,3,4,6-Tetrabromo[13C6]phenol, 1.2ml x 100ug/ml, toluene

alpha-Endosulfan 10 µg/mL in Cyclohexane, 10ml

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

Stigmasterol, 100µg/mL, Solvent-n-hexane, Unit 1mL, # of units-5, Cas.no. 83-48-7