Mixed Calibration Kit Back Catalog number: 53052 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673276 Ethirimol, 10 µg/ml, Acetonitrile, 10ml Price on request 680678 Biphenyl, 100 µg/ml, Cyclohexane, 1ml Price on request 692289 D5-6PPD, 10mg Price on request