Product Name Caustic Soda (sodium hydroxide, sodium hydrate, natrium hydroxydatum)
H. S. Code 28151100
CAS No. 1310-73-2
UN No. 1823 (Corrosive)
Dangerous Class 8.2
Molecular formula NaOH
Molecular wt 40.01
Production standard GB209/93
Type: Caustic Soda 99%min, 98%min, 96%min
Properties: Colorless crystaline with the shape of flake, block, and granula.
Application:
1, It is the main raw materials for the production of soap;
2, in the papermaking industry, it can dissolve the impurity of the wood pulp, so that the pure fiber can be available the papermaking;
3, in Textile Industry it can be used in the production of the fabric;
4, in oil refining industry, it is used to remove the acids in the oil and improve the smell and color of the oil & petroleum products.
Packing: 25kg PP bag with PE liner, 25mt/20fcl
| Items |
Best Quality ( Ion-membrane Process) |
First Quality (DiaphragmElec-Process) |
| Sodium Hydroxide %≥ | 99.5 | 96.0 |
| Sodium Carbonate%≤ | 0.5 | 0.8 |
| Sodium Chloride %≤ | 0.05 | 0.05 |
| Ferroso-ferric Oxide %≤ | 0.004 | 0.005 |
| Silicon Dioxide %≤ | 0.004 | 0.006 |
| Sodium Sulfate %≤ | 0.050 | 0.070 |
| Copper %≤ | 0.0002 | 0.0005 |
| Calcium %≤ | 0.005 | 0.008 |
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