4-Nonylphenol-di-ethoxylate, 10.0 µg/ml, Acetone,

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

3,3-Diethylpentane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1067-20-5

Manganese (Mn)