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 Potassium Citrate |
| Chemical Name |
1,2,3-Propanetricarboxylicacid,2-hydroxy-,tripotassiumsalt |
| Molecular Formula |
K3C6H5O7·H2O |
| Molecular Weight |
324.41 |
| Features |
white or yellowish crystalline granules or crystalline powder, odorless, easily soluble in water and glycerol, almost insoluble in ethanol. Relative density: 1.98. |
| Quality standard |
BP98E332 |
| Use |
In food industry, it is used as buffer, chelating agent, stabilizer, anti-oxidant, emulsifier, flavoring additive etc. |
| Packing |
In woven bag lined with PE film, net wt. per bag 25kg. |
| Storage & Transport |
Should be stored in dry and draughty warehouse, protect against dampness, heating and toxic substances,handle with care, and avoid packing damage. |
| Specifications |
Item |
BP98 |
E332 |
Appearance |
white or yellowish crystalline granules or crystalline powder |
Identification test |
positive |
Solution appearance |
colorless |
Assay(dry) % |
99.0-101.0 |
≥99.0 |
Chlorides,≤ppm |
50 |
-- |
Heavy metal (lead),≤% |
10 |
5 |
Na, ≤% |
0.3 |
-- |
Oxalate,≤% |
0.03 |
0.01 |
Sulphates,≤% |
0.015 |
-- |
Acidity/basicity |
Pass the test |
-- |
Readily carbonizable substances |
Not lower than standard |
-- |
Drying loss,% |
4.0-7.0 |
≤6 |
pH-value(5% transparent solution) |
-- |
7.5-9.0 |
As, ≤ppm |
-- |
1 |
Lead, ≤ppm |
-- |
1 |
Hg, ≤ppm |
-- |
1 |
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