EPA 1638Mix A Back Catalog number: 52144 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DHCH d-1,2,3,4,5,6-Hexachlorocyclohexane, 1.2mL x 100ug/mL, nonane Price on request 52024 CLP ILM 03.0 / 05.3 Interferents A Price on request 8905.20-100-ME Sandaracopimaric acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 471-74-9 Price on request