Calibration Standard Mix 2 Back Catalog number: 52011 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79296 Endosulfan sulphate Price on request 679803 Sarafloxacin hydrochloride, 100 µg/ml, Methanol, Price on request 680135 2,4-Dimethylaniline, 100 µg/ml, Acetonitrile, 5m Price on request