ASTM D-4815 Calibration Mix #3 Back Catalog number: 51060 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684451 (4R)-(-)-2-Thioxo-4-thiazolidinecarboxylic acid, 5 Price on request 91757 MA - VPH Primary Calibration Spike Price on request 3252.12-100-IO 2,2',3,4,5,6'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 68194-15-0 Price on request