Views: 0 Author: Site Editor Publish Time: 2020-06-26 Origin: Site
SODIUM METASILICATE PENTAHYDRATE GENERAL INFORMATION | |
• HS CODE | 28391100 |
• CAS NO | 10213-79-3 |
• GRADE | Technical Grade |
• FORMULA | Na 2 SiO 3 .5H 2 O |
• MOLECULAR WEIGHT | 212.13 |
SODIUM METASILICATE PENTAHYDRATE PROPERTIES | |
• Appearance | Colorless or white crystal |
• Odor | Odorless |
• Melting Point | 72.2° C |
• Specific Gravity | 0.7 ~ 1.0 g/ cm 3 |
• PH | Basic |
• Solubility | 610g/ l in water (@ 30° C) |
SODIUM METASILICATE PENTAHYDRATE SPECIFICATIONS | |
• Alkali Content (as Na2 O) | 28. 0% ~ 30.0 % |
• Content as (SiO 2 ) | 2 7% ~ 29 % |
• Degree of Whiteness | 75.0 % Min |
• PH Value (1 % at 20) | 12.4-12.6 |
• Fe | 200 ppm max |
• Water insoluble | 0.2 % max |
SODIUM METASILICATE PENTAHYDRATE APPLICATION | |
• Mainly used in making high efficiency detergent and metal cleaner. Instead of STPP, it can raise cleaning efficiency and reduce environment pollution, provides excellent alkaline buffer, corrosion prevention for metal (i.e., Zinc, Aluminum), and function of softening water. Mainly used as aids of washes detergent improver and metal cleaner. | |
SODIUM METASILICATE PENTAHYDRATE PACKING | |
• 25kg/bag 20fcl ≤25mt | |
SODIUM METASILICATE PENTAHYDRATE STORAGE AND TRANSPORTATION | |
• Store in cool and dry place keep away from sunlight and in tightly closed container away from incompatible materials and foodstuff containers. | |
• Avoid oxidizing agents, acids, acid chlorides and acid anhydrides. |
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