TX TPH Calibration Standard (High End) Back Catalog number: 95155 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C11405100 4-Chloro-3,5-dimethylphenol, 250mg Price on request 78002 Bentazon Price on request 20040 CLP Surr. Standard #2, 200ug/mL in Acetone, 1ml Price on request