QC Standard 2 Back Catalog number: 52085A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM172 2,2',3,3',4,5,5'-Heptachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 71300 bis(2-Ethoxyethyl) phthalate Price on request XA13290000AL Ethofumesate, 100µg/mL in Acetonitrile, 1ml Price on request