Potassium Carbonate
CAS: 584-08-7
Molecular Formula: K2CO3
M.W.:138.21
Property：
white particle and easily being deliquescent in the air,easily soluble in water and the solution appears alkalescence,insoluble in ethanol and aether.Mol.wt:138.20, specific gravity: 2.27,easily soluble in water. Fusion point:891℃.
Packing: 25kg/50kg net per PP woven bag with inner plastic bag
Storage: Stored in a cool ,dry,well-ventilated warehouse, notice moisture proof during
Transportation.
FOOD GRADE
Specification:
|
Item
|
Indexes
|
|
Potassium Carbonate
|
≥99.0%
|
|
KCL
|
≤0.015%
|
|
K2SO4
|
≤0.01%
|
|
Fe
|
≤0.001%
|
|
Water Insolubles
|
≤0.02%
|
|
Heavy metal(as Pb)
|
≤10ppm
|
|
As
|
≤2ppm
|
|
Loss after burning
|
≤0.60%
|
Use :
Acidity regulator, nutritional supplements, processing aid,spices.It can be used in flour food and beverage according to production requirement.
TECH GRADE
Specification:
|
Item
|
Indexes
|
|
Potassium carbonate
|
≥99.0%
|
|
Chlorides（as KCL）
|
≤0.03%
|
|
K2SO4
|
≤0.04%
|
|
Iron as Fe
|
≤0.001%
|
|
Water insoluble
|
≤0.04%
|
|
Loss after burning
|
≤0.8%
|
Use :
Potassium Carbonate has improvement of plant photosynthesis and improve soil structure and provide nutrients, widely used in agriculture area. Also used as raw materials in manufacturing electro tube, TV kinescope, computer display. It is applied in optical glass improving clarity, strength and refractive index. It is also applied in electrode avoiding electric arc breaking-off during welding.
