ASTM D-4815 Calibration Mix #4 Back Catalog number: 51067 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673614 alpha-HCH, 100 µg/ml, Ethyl acetate, 5ml Price on request 3619.12-100-IO 2,4,6-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35693-92-6 Price on request 673844 D9-Chlormequat Chloride, 100 µg/ml , Deuterium ox Price on request