Heptachlor epoxide Back Catalog number: 79168 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2197.11-100-ME 1-Methyl-6-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 105752-67-8 Price on request 70295 2,4,5-Trichlorophenol Price on request SCP150-012-010 CONOSTAN S-12 Standard, 100 ppm, 200g Price on request