Calibration Standard Set Back Catalog number: 52042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1539.12-K-TX5 2-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 344298-97-1 Price on request 8904.6-K-W Nicotinic acid, 1000µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 59-67-6 Price on request 678143 1,2,3-Trichlorobenzene, 1000mg Price on request