Pentachlorophenol, 10 µg/ml, Acetonitrile, 10ml

Nitrite (NO2-) as N

1,2,3,4,5-Pentachloro[13C6]benzene, 1.2ml x 100ug/ml, isooctane

Custom mix of naphthalenes, diluted Same components as S-4747, at lower concentrations 0711.10 Naphthalene 92µg/mL 0713.11 2-Methylnaphthalene 233 0721.12 1,2-Dimethylnaphthalene