CLP Surr. Standard #2, 200ug/mL in Acetone, 1ml

N-Nitropiperazine-2,2,3,3,5,5,6,6-d8, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no.

Fenuron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 101-42-8

d2 C27 alpha alpha alpha (20R)-Cholestane, 10µg/mL in Isooctane, 1ml