Drug Calibration Standard Back Catalog number: 96655 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 63129 2,2’,3,3’,4,5-Hexachlorobiphenyl (129) Price on request 56052 Tellurium (Te) Price on request 2370.8-K-IO Vanillin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121-33-5 Price on request