Total Residual Free Chlorine (Cl) Back Catalog number: 59427 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P45DMHXS Perfluoro-4,5-dimethylhexane sulfonate, 200ul x 1.00ug/ml, methanol Price on request 70581 Chloranil Price on request PFAC-MXI Native N-Me/EtFOSA & N-Me/EtFOSE, in MeOH, 1,2ml Price on request