2011 hot bulk Soda Ash
1.Purity 99% min white crystalline
2.Used in glass/textile/dye/detergent
3.Export Vietnam/Iran/Korea
2011 hot bulk Soda Ash
Introduction
1. Name: Soda ash
2. Molecular formula: Na2CO3
3. Molecular weight: 106
4. Physical Property: Astringent taste; the relative density of 2.532; melting point 851 °C; solubility 21g 20 °C.
5. Chemical properties: Strong stability, but also can be decomposed at high temperature to produce sodium oxide and carbon dioxide. Strong moisture absorption, it is easy to form a lump, do not decompose at high temperatures.
6. Solubility: soluble in water, slightly soluble in ethanol, insoluble in alcohol.
7. Properties : White fine crystalline, easily soluble in water, water solution is alkali. Easily absorbing moisture and CO2 if exposing in the air.
8. Applications: Mainly used in glass-manufacturing, chemical industry,textile, metallurgy, paper, dye, synthetic washes and petrochemistry.
Specifications Standard :
ITEMS | STANDARD DATE |
ACTUAL DATE
|
CONTENT(AS NA2CO3 ON DRY BASE)% | 99.2MIN | 99.2
|
CHLORIDE(AS NACL ON DRY BASE)% | 0.70MAX | 0.60
|
IRON(AS FE ON DRY BASE)% | 0.004MAX | 0.003
|
INSOLUBLE MATTER IN WATER% | 0.04MAX | 0.02
|
LOSS ON IGNITION% | 0.8MAX | 0.7
|
SULPHATE(AS SO4=ON DRY BASE)% | 0.03MAX | 0.03
|
APPEARANCE | WHITE CRYSTAL POWDER | WHITE CRYSTAL POWDER |
