N-Nitrosopyrrolidine

3,3'-Dimethyl-4,4'-diaminodiphenylmethane,100 µg/mL,acetonitrile,1mL,

Tin - DSC calibration standard, 500mg

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, 100µg/mL in Isooctane, 5 x 1ml