tri-SODIUM CITRATE DIHYDRATE AR/ACS |
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| SYNONYMS : CITRIC ACID TRISODIUM SALT DIHYDRATE |
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| Article No. |
05835 |
| Grade |
AR/ACS |
| Purity |
99% |
| CAS No. |
6132-04-3 |
| Molecular Formula |
C6H5Na3O7.2H2O |
| Molecular Weight |
294.10 |
| H.S. Code |
2918.1520 |
| Shelf Life |
5 Years |
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| Specifications |
| Appearance |
White crystalline powder |
Confirms to BP, USP
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| Assay (HClO2 titration) |
99 - 100.5% |
| Identity |
Passes test |
| Appearance of solution (100g/l) |
Clear and colorless |
| Insoluble matter |
Max 0.005% |
| Acidity or alkalinity |
Passes test |
| pH (50gm/l water 25 degC) |
7.5 - 9.0 |
Chloride (Cl)
|
Max 0.001% |
| Sulphate (SO4) |
Max 0.004% |
| Phosphate (PO4) |
Max 0.002% |
| Total nitrogen (N) |
Max 0.001% |
Heavy metals (as Pb)
|
Max 0.0005% |
| Iron (Fe) |
Max 0.0005% |
| Oxalate (C2H2O4) |
Max 0.002% |
Tartarate (C4H6)
|
Passes test |
| Readily carbonisable substances |
Passes test |
Ammonium (NH4)
|
Max 0.003% |
| Calcium (Ca) |
Max 0.005% |
| Arsenic (As) |
Max 0.0001% |
| Mercury (Hg) |
Max 0.0001% |
| Lead (Pb) |
Max 0.0001% |
Water (by KF)
|
11 - 13% |
| Loss on drying (180 deg C, 18 hrs) |
10 - 13% |
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| Packings |
| 00500 500 g |
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| 05000 5000 g |
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| 0025K 25 Kg |
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| 0050K 50 Kg |
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| Revision Date
: 21-Apr-2013 |
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