2,3-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Analytical Standard for n-Alkanes 1mL Use 100µg/mL in hexane as a working standard n-C10-C40 + Pristane

1,1,1,3-Tetrachlorotetradecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-25-8

Ethylene thiourea, 250mg