Semi-Volatile Standard

Ethylene glycol mono(p-nonylphenyl) ether, mixture of isomers, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

d4 Pregnane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-77-7

4,4'-DDE, 100 µg/ml, Toluene, 5ml