61F1CAP Std. 2

5ß(H)-Cholanic acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 546-18-9

Calibration Standard Mix 4

N-(4-chlorophenyl)-N'-(3,4-dichlorophenyl)urea , 1.2ml x 50ug/ml, methanol