PAH Standard Back Catalog number: 92581 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93256 EPA Method 8260 C-19 Standard Price on request 673071 Diltiazem hydrochloride, 100mg Price on request 675846 D3-TFNG, 100 µg/ml, Acetonitrile, 1ml Price on request