cis-1,3-Dichloro-1-propene

2378-TCDD Specificity Mix for DB5/BP5/HP2/Rtx-5/SPB-5 , 1.2ml, nonane

n-Hexacosane, ?13C: - 34.35, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 630-01-3

Disulfoton-sulfoxide, 100 µg/ml, Acetonitrile, 5