Total Residual Free Chlorine Back Catalog number: 59620 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8930.18-100-W Iopromide-d3, 100µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. Price on request 9501.19-10MG Bezafibrate-d6 (dimethyl-d6), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 50699A IC Standard 1A Price on request