ASTM D-4815 Calibration Mix #5 Back Catalog number: 51068 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MPFOA Perfluoro-n-[1,2,3,4-13C4]octanoic acid, 50µg/ml in MeOH, 1,2ml Price on request MBB-52 2,2',5,5'-Tetrabromo[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 92908 2-Methylpentane & 1,2,4-Trimethylbenzene Price on request