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POTASSIUM CARBONATE
SYNONYMS: DIPOTASSIUM CARBONATE; CARBONIC ACID, DIPOTASSIUM SALT; CARBONATE OF POTASH; SALT OF TARTAR; SALT OF WORMWOOD; PEARL ASH; POTASH; POTASSIUM CARBONATE.
FORMULA: K2CO3
M. W.: 138.21
CAS NO.: 584-08-7
GRADE: TV GRADE.
DESCRIPTION: IT IS A MONOCLINIC CRYSTAL, WHITE ODOURLESS AND TASTELESS POWDER, GRANULAR
CRYSTAL OR PRILL. THE RELATIVE DENSITY IS 2.428 AND THE MELTING POINT IS 891℃. BE EASILY SOLUBLE IN WATER FORMING A SLIGHTLY ALKALINE SOLUTION, AND INSOLUBLE IN ALCOHOL AND ETHER. IT IS HYGROSCOPIC STRONGLY. IT EASILY CAKES AND TURNS INTO POTASSIUM BICARBONATE THROUGH ABSORBING CARBON DIOXIDE WHEN EXPOSED TO THE AIR FOR A LONG TIME.
SPECIFICATIONS:
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PURITY
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99.0% MIN.
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KCL
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0.03% MAX.
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IRON (Fe)
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0.001% MAX.
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K2SO4
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0.04% MAX.
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LOSS ON IGNITION
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0.8% MAX.
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INSOLUBLES IN WATER
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0.04% MAX.
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USES: POTASSIUM CARBONATE IS USED AS RAW MATERIALS IN MANUFACTURING ELECTRO TUBE, TV KINESCOPE.
PACKING: PACKED IN 25/50 KGS BAG. |
