4,4'-Dihydroxydiphenylmethane, 1.2ml x 50ug/ml, methanol

COD Calibration Standard

alpha-Tocopherol-d6, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no.

Native Chlorinated Methoxybiphenyl Solution/Mixture, 1.2ml, nonane