D10-Biphenyl, 100mg

4-Methyl-2-pentanone-DNPH

Crotaline, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 315-22-0

Methoxychlor (13C12), 100µg/ml in Nonane, 1,2ml