2,3',4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Tris(2-chloroethyl)phosphate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 115-96-8

Ethanol standard in serum,0.1g/L,serum, 3mL

β-Ocimene (>90%), 1g