Chlorodifluoromethane Back Catalog number: 34551 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended NK-IS-J5 Internal Standard Solution, 1.2ml, nonane Price on request 6164-3-3L:250MG Pentafluoroethanesulfonic acid, 97%, 250mg Price on request 40011 EPA Method 614 - Analytes Price on request