PCB-Mix 21, 10µg/mL in Cyclohexane, 10ml Back Catalog number: L20032100CY Manufacturer: DR. EHRENSTORFER Availability: In the manufacturer's stock Price on request - + Recommended 3656.6-K-IO 1,2,4,5-Tetrachlorobenzene, 1000µg/mL in Isooctane, 1ml Price on request 681476 Hexazinone, 10.0 µg/ml, Acetonitrile, 10ml Price on request 83583 2,3,5,6-Tetrachloroterephthalic acid Price on request