2,4'-DDT, 100 µg/ml, Acetonitrile, 5ml

tert-Butyl methyl ether + blank RFA, 10Wt%, Solvent-neat, Unit 10mL, # of units-2+1, Cas.no. 1634-04-4

EPA O-FID Quantitative Calibration Check Standard (with Internal Standard) 5 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x5mL, 5x5mL Name Wt.% Name Wt.% Methanol 3.80Methyl tert-buty

2,3,3,4,5-Pentachlorobiphenyl (BZ-106)