Synonyms: Anhydrous sal glauberi; Duisburg sodium sulpate Chemical Formula: Na2SO4 Molecular Weight: 142.04 Physical and Chemical Properties: White monoclinic system crystal or powder. Relative density 2.68.
Melting point 884. Soluble in water, and aqueous solution is
alkaline. Soluble in glycerine, insoluble in alcohol. Readily
absorpt moisture and become water-sodium sulfate.Change to
hexagonal crystal at 241 . The high-purity and fine-particle
anhydrous substance called duisburg sodium sulpate . Application: Mainly used as fillers of synthetic detergent. Used as cooking
agents for manufacturing sulfate in paper industries; Replace soda
in glass industries; As raw materials for manufacturing sodium
sulfide, sodium silicate and other products in chemical industries;
As coagulators for preparing vinylon and spinning in textile
industries; As sustained release dosage in medical industries; and
in colorful metallurgical, leather industries and so on. Quality standard: National standard GB/T 6009-92 Item | Item |
Modle |
¡Modle |
¢Modle | | | Grade one | Qulifier | | Sodium sulfate ( Na2SO4),% | ¥ | 99.3 | 99.0 | 98.0 | 95.0 | 90.0 | | water-insoluble,% | ¤ | 0.05 | 0.05 | 0.10 | 1.0 | 2.0 | Ca,Mg(Mg)% | | 0.10 | | 0.30 | | | | chloride (CL)% | ¤ | | | | 1.0 | | Fe,% | ¤ | | | | | | Water,% | ¤ | | | | | | | Whiteness,% | ¥ | 80 | | | | |
Remaiks: 1. The products don¦Å ° contain imprurities
interfereing the testing result and application. 2. The dye and vinylon users can sign separate
agreements with us if having special requirements. 3. Please contact with us for the detailed information about
price and specification. | 
