DNOC, 100 µg/ml, Acetonitrile, 1ml

Precision and Recovery Stock Solution: WHO PCBs, 1.2ml, nonane

Disperse Blue 106, 50.0 µg/ml, Acetonitrile, 5ml

2,3,4-Trichlorophenol, 100 µg/ml, Methanol, 5ml