Benzo(a)pyrene Back Catalog number: 79379 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BDE-54 2,2',6,6'-Tetrabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 82489 Tetrapentyltin Internal Standard Price on request 8481.22-10MG Diltiazem hydrochloride,neat,neat,10mg, Price on request