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Potassium carbonate Potassiumcarbonate 584-08-7
1.Chemical Name: Potassium Carbonate
2.Molecular Formula: K2CO3
3.Molecular Weight: 138.21
4.CAS: 584-08-7
5.Character: It is anhydrous or contains 1.5 hydrates. Anhydrous form occurs as white, granular powder and hydrated form occurs as white, translucent crystal or granule. It’s odorless and smells alkali. I air, it’s very deliquescent. It’s freely soluble in water and aqueous solution is alkaline. It’s insoluble in ethanol or ether.
6.Usage: It is used as pH regulator, nutrient, processing aid and spice. When added into noodle and wonton processing properly, it could endow the product with unique flavor, color and resilience.
Specification |
GB 25588-2010 |
FCC VII |
Content (K2CO3), w/% |
≥99.0 |
99.0-100.5 |
Arsenic (as As) mg/kg ≤ |
2 |
———— |
Sulfur compound(K2SO4) w/% ≤ |
0.01 |
———— |
Iron(Fe),w/% ≤ |
0.0010 |
———— |
Pb,mg/kg ≤ |
———— |
2 |
Heavy Metals(As Pb),mg/kg ≤ |
10 |
———— |
Insoluble Substances,w/% ≤ |
0.02 |
Pass the Test |
Chlorides(KCl),w/% ≤ |
0.015 |
———— |
Loss on Ignition,w/% ≤ |
0.60 |
1.00(180℃,4h) |
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