TX TPH Calibration Standard (High End) Back Catalog number: 95155 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9683.14-10MG Anthrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 90-44-8 Price on request 678389 1,4-Dichlorobenzene, 100 µg/ml, Acetonitrile, 5m Price on request 72249 L-Serine Price on request