d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no.

Tetrachloroethylene, in Certan bottle, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 127-18-4

14-Hydroxycodeine (7,8-Didehydro-4,5a-epoxy-3-methoxy-17-methylmorphinan-6a,14-diol), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 4829-46-3

Pendimethalin-d5 [N-(1-ethyl-1',1'-d2; propyl-1,2,2-d3)], 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219803-39-0