Original Factory Hot Sales Tetrahydrofuran Thf 109-99-9 - Sodium fluoride 7681-49-4 – Starsky
Original Factory Hot Sales Tetrahydrofuran Thf 109-99-9 - Sodium fluoride 7681-49-4 – Starsky Detail:
Description
Product name:Sodium fluoride
CAS:7681-49-4
MF:NaF
MW:41.99
Density:1.02 g/cm3
Melting point:993°C
Package:1 kg/bag, 25 kg/bag, 25 kg/drum
Property:It is slightly soluble in alcohol, soluble in water, the solution is acidic, soluble in hydrofluoric acid to form sodium hydrogen fluoride.
Specification
| Items | Specifications |
| Appearance | White crystal or powder |
| Purity | ≥98% |
| SiO2 | ≤0.5% |
| SiO4 | ≤0.3% |
| HF | ≤0.1% |
| Na2CO3 | ≤0.5% |
| Water insoluble substance | ≤0.7% |
| Water | ≤0.5% |
| PH | 7-10 |
Application
1.It is mainly used for inlaying steel of mechanical blade and planer to enhance welding strength.
2.It is used as wood preservative, welding flux and fluorine treatment agent for drinking water.
3.It is used in the production of other fluorides, casein gum, sodium fluoride toothpaste, adhesives, papermaking and metallurgy industries.
4.In coating industry, it is used as phosphating accelerator to stabilize phosphating solution, refine phosphating and improve the performance of phosphating film.
Product detail pictures:
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