2,3',4,4',5',6-Hexachlorobiphenyl (168)

2H,2H,3H,3H-Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27854-30-4

13C18-Triphenyl phosphate, 1.2ml x 50ug/ml, toluene

Stavudine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3056-17-5