Custom Calibration Standard Back Catalog number: 50254 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70925 4-Bromochlorobenzene, 1000µg/ml in MeOH, 1ml Price on request 674976 Dazomet, 250mg Price on request 10631.12-50-T 1,2,3,7,8-Pentabromodibenzofuran Price on request