Optical Glass Material Potassium Carbonate
$1128.00 | 0 0(Min.Order)
Product Name: Optical glass material Potassium Carbonate
Molecular formula: K2CO3
Molecular weight: 138.19
Description:
Optical glass material Potassium Carbonate
It is white crystalline powder.
Odorless, but with a strong alkali smell
Density 2.428g/cm3.
Melting point 891℃.
Decomposition at boiling point.
Relative molecular weight 138.21.
Soluble in water, the aqueous solution is alkaline. Insoluble in ethanol, acetone and ether.
Strong hygroscopic, if exposed to the air it can absorb carbon dioxide and water and form into potassium bicarbonate. So it should be sealed packaging.
Hydrate consists of monohydrate, dihydrate and trihydrate.
Main Uses
1. Used in the production of optical glass, it can improve the transparency, strength and refractive coefficient of glass.
2. As desiccant in chemical experiments. However, it cannot be used as a desiccant for acids, phenols or other acidic substances
3. It is used in the manufacture of kinescope glass in the electronics industry, in the decarbonization production of of fertilizer, and in the manufacture of potassium salt.
4. Used as leavening agent in food. As alkaline agent and dough improver, and can inhibit noodles sourness.
Specifications:
| Inspection Items | Unit | Fine Grade | Technical Grade | First Grade | Regular Grade |
| Purity% | ≥ | 99.0 | 99.0 | 98.5 | 96.0 |
| Chloride (As KCl)% | ≤ | 0.01 | 0.03 | 0.10 | 0.20 |
| Sulphate (As K2SO4)% | ≤ | 0.01 | 0.04 | 0.10 | 0.15 |
| Iron% | ≤ | 0.001 | 0.001 | 0.003 | 0.010 |
| Water-Insolubles% | ≤ | 0.02 | 0.04 | 0.05 | 0.10 |
| Ash Content% | ≤ | 0.6 | 0.8 | 1.00 | 1.00 |
Storage: Store in dry and ventilated warehouse away from moisture. Don't store goods outside or expose to the air.
Package: In 25/50/500/1000kg PP/PE bag or on customer request.
Our factory:
VIZDA INDUSTRIAL CO, LIMITED is one of the medium-sized private enterprises that produce and sell high-quality nitrate in China. Our company is located in Shanxi, an important energy and chemical industry base in China. It integrates production, scientific research and sales, and comprehensively enhances its comprehensive competitiveness through resource sharing and industrial collaboration. Product sales throughout the country, and has been exported to Europe, South America, the Middle East, Japan, Australia and other countries. The company by the High Quality Product and the consummation service, receives the domestic and foreign customer's praise deeply.
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