Total Residual Free Chlorine (Cl) Back Catalog number: 54124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BDE-154S 2,2',4,4',5,6'-Hexabromodiphenyl ether,50µg/ml,1ml Price on request 72144 Diclofenac, 1000µg/ml in MeOH, 1ml Price on request A791752 Atorvastatin-d5 Sodium Salt, 1mg Price on request