Custom Internal Standard Mix Back Catalog number: 96806 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 31521 m-Xylene Price on request 15900-0826-10AN5 Chloridazon-methyl-desphenyl, 10µg/ml in Acetonitrile, 5ml Price on request 678422 alpha-HCH, 100 µg/ml, Acetonitrile, 5ml Price on request