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 Sodium Citrate |
| Chemical Name |
Trisodium citrate dihydrate |
| Molecular Formula |
Na3C6H5O7·2H20 |
| Molecular Weight |
249.10 |
| Features |
colorless or white crystal granules or crystalline powder, odorless, soluble in water, insoluble in ethanol, pH-value of 5% aqueous solution: 7.6—8.6 |
| Quality standard |
BP98E331 |
| Use |
In food industry, it is used as buffer, chelating agent, nutritional supplement, emulsifier, flavoring additive etc. |
| Packing |
In plastic woven bag lined with PE bag, net wt. 25kg/bag. |
| 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 |
E331 |
Appearance |
colorless or white crystal, crystalline powder |
Assay % |
99.0-101.0 |
99.0-101.0 |
Acidity/basicity |
Pass the test |
Pass the test |
Sulfide,≤% |
0.015 |
0.015 |
Heavy metal (Pb),≤% |
0.001 |
0.0005 |
Oxalate,≤% |
0.03 |
0.01 |
Readily carbonizable substances |
up to specification |
up to specification |
Chlorides,≤% |
0.005 |
0.005 |
Drying loss,% |
11.0-13.0 |
11.0-13.0 |
pH-value (5% transparent solution) |
-- |
7.5-9 |
As, ≤ppm |
-- |
1 |
Lead, ≤ppm |
-- |
1 |
Hg, ≤ppm |
-- |
1 |
Clarity |
-- |
up to specification |
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