Precision and Recovery Solution, 1.2ml, isooctane

2,2,3,3,4,4,6-Heptachlorobiphenyl,171

2-Ethoxy-3-methyl- and 2-ethoxy-5-methylpyrazine, Iosmer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

4-Chlorophenol, 10 µg/ml, Methanol, 10ml