WS PCBs in Water Back Catalog number: 38133 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673678 Procymidone, 100 µg/ml, Ethyl acetate, 5ml Price on request 679091 Flame-Retardant-Mix 4, 100 µg/ml, Methanol, 5ml Price on request 34151 Nitrobenzene Price on request