Parathion-ethyl, 100mg

2,6,10-Trimethyldodecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3891-98-3

d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no.

Hafnium (Hf)