PAH Standard Back Catalog number: 92512 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677645 Sulfachloropyridazine, 100 µg/ml, Acetonitrile, Price on request 98402 IP 391-95 Calibration Level 2 Price on request BDE-128 2,2',3,3',4,4'-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request