Caustic Soda Diaphragm grade
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Chemical Name:
NaOH Synonyms: caustic soda, sodium hydroxide, caustic, sodium hydroxide CAS No.: 1310-73-2 № UN: 1824 H.S. Code: 2815120000 Main applications: Caustic Soda Diaphragm grade |
Technical Data:
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Appearance |
Colorless or colored liquid. Crystallized precipitate allowed |
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Mass fraction of sodium hydroxide,%, min |
46,0 |
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Mass fraction of sodium chloride,%, max |
3,0 |
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Mass fraction of sodium carbonate,%, max |
0,6 |
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Mass fraction of iron,%, max |
0,007 (in terms of iron oxide III) |
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Mass fraction of sodium chlorate,%, max |
0,25 |
Note: the norms of impurities are given in terms of sodium hydroxide with a mass fraction of 100%.
Storage conditions: technical caustic soda solution is stored in closed containers of alkali resistant material. The packaged product is stored in unheated warehouses.
Shelf life: 12 months.