Ethanol standard in serum,1.5g/L,serum, 3mL

Stavudine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 3056-17-5

Pesticides Calibration GC-MS/MS

17ß(H),21 alpha(H)-(22RS)-Bishomohopane , neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.