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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 |
Alias: Trisodium citrate dihydrate Molecular Formula: Na3C6H5O7·2H20Molecular Weight: 249.10Properties: 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(can be approved on the contract): BP98, E331Use: 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.
Sodium citrate