UNE 55585:1981 SURFACE ACTIVE AGENTS. SODIUM CARBONATE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF MATTER INSOLUBLE IN WATER AT 50 oC
1981UNE 55585:1981 SURFACE ACTIVE AGENTS. SODIUM CARBONATE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF MATTER INSOLUBLE IN WATER AT 50 oC