EPA Method 525 Internals & Surrogates Back Catalog number: 95227 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 38160 RCRA Aromatic Volatiles Price on request 50591 Copper (Cu) - 2 PPM Price on request 10001.18 (1S,2R,3S,4S)-rel-1,2,3,4-Tetrahydro-1,2,3,4-chrysenetetrol, , Solvent-, Unit , # of units-, Cas.no. 79356-06-2 (Unspecified sterochemistry) Price on request