QC Standard 4 Back Catalog number: 52087 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PBCD rac-(1,5R,6S,9S,10R)-pentabromocyclododecene, 1.2ml x 50ug/ml, toluene Price on request 2946.9-100-IO Fenitrothion-d6 (O,O-dimethyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203645-59-4 Price on request 676998 Dimethylpyrazolon (DP), 25mg Price on request