Product Details :
Product Name | : SODIUM CITRATE TRIBASIC DIHYDARTE |
C.A.S. No. | : 6132-04-3 |
Molecular Formula | : C6H5Na3O7.2H20 |
Molecular Weight | : 294.1 g/mol |
SPECIFICATION | IP | BP | USP |
Description | White Granular crystals or a white, crystalline powder odorless; slightly deliquescent in moist air. | A white or almost white, crystalline powder or white or almost white, granular crystals, slightly deliquescent in moist air | A white or almost white, crystalline powder or colorless crystals |
Solubility | - | Freely soluble in water, practically insoluble in ethanol (96 % ) | - |
Identification (A)Reaction (B)Reaction
| A : It gives reaction of Citrates B: It gives reaction of Sodium salts.
| A : It gives reaction of Citrates B : It gives reaction of Sodium
| A : It gives reaction of Citrate & Sodium B : Upon ignition it yields an alkaline residue which effervesces when treated with 3 N Hcl |
Appearance of Solution | Clear & Colorless | Clear & Colorless | - |
Acidity or Alkalinity | NMT 0.5 ml of 0.05 M sulphuric acid or 0.1 M sodium hydroxide is required. | NMT 0.2 ml of 0.1 M Hydrochloric acid or 0.1 M sodium hydroxide is required to change the color of indicator. | No pink color is produced by addition of phenolphthalein TS |
Chloride | NMT 100 ppm | NMT 50 ppm. | NMT 350 ppm. |
Sulphates | NMT 150 ppm | NMT 150 ppm | NMT 50 ppm |
Oxalates | NMT 300 ppm | NMT 300 ppm | - |
Tartrates | No crystalline precipitate is formed | - | No crystalline precipitate is formed |
Heavy Metals | NMT 10 ppm. | - | NMT 10 ppm. |
Readily carbonisable substances | The solution is not more intensely colored than reference solution YS2 or GYS2 | The solution is not more intensely colored than reference solution Y2 or GY2 | - |
Water | 11.0 %-13.0 % | 11.0 %-13.0 % | 10.0 %-13.0 % |
Pyrogens | - | It should comply with the test for Pyrogens. | - |
Residual Solvents | - | - | Meets the requirement |
Arsenic | NMT 2 ppm | - | - |
Assay | 99.0% - 101.0% | 99.0% - 101.0% | 99.0 % - 101.0 % |
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