ASTM D-4815 Calibration Mix #2 Back Catalog number: 51059 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675709 6-Methylchrysene, 10.0 µg/ml, Acetonitrile, 10ml Price on request DF-1467-S 1,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 688535 Nifuroxazide, 100mg Price on request