ASTM D-4815 Calibration Mixes Back Catalog number: 51069 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92265 Linear Alkyl Benzenes Price on request 66011 3,3’-Dichlorobiphenyl (11) Price on request DF-1278-S 1,2,7,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request