Heptachlor epoxide Back Catalog number: 72764 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 4PM127 3,3',4,5,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request ASTM-P-0091-03-10 Methyl mercaptan, 2000µg/mL in Toluene, 1ml Price on request 98682 VOA Standard Price on request