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Product overview: industrial sodium fluorosilicate is mainly used as raw material for the production of fluorochemical products, enamel cosolvent, glass opal, acid resistant mastic, setting agent of acid resistant concrete and wood preservative.
Product nature:
① Molecular formula Na2SiF6
② Relative molecular weight: 188.06
③ The appearance is white powder without crystal
Packaging, storage and transportation
① Plastic woven bag, inner village polyethylene bag, double-layer packaging, net weight of 50kg;
⑦ Protect from rain and sun during transportation
③ Store in a cool, ventilated and dry place.
Quality index：
Project | Index | ||
Superior product | First Grade | Qualified products | |
Na2 SiF6，o％≥ | 99.0 | 98.5 | 97.0 |
Free acid（calculated as HCI），o％≤ | 0.10 | 0.15 | 0.20 |
105C drying reduction，o％≤ | 0.30 | 0.40 | 0.60 |
Chloride (calculated as CI)，o％≤ | 0.15 | 0.20 | 0.30 |
Water insoluble matter，0％≤ | 0.4 | 0.5 | - |
Sulfate (calculated as SO4)，o％≤ | 0.25 | - | - |
Fe，o％≤ | 0.02 | - | - |
P2O5，o％≤ | Consult | ||
Fineness (through 250 μ M (test sieve)，o％≥ | 90 | 90 | 90 |
Manufacturing
