CASR |
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Molecular Formula |
: | ------ |
Molecular Weight |
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Specifications | |
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Appearance/Description: | Clear, Colourless, odourless liquid of syrupy.Corrosive |
Solubility: | Miscible with water, with alcohol and with ethanol (96%) |
Identification (By chemical test): | The solution should strongly acidic. |
Identification (Phosphate 1): | With silver nitrate solution neutral solution should yield yellow precipitate that soluble in 2N nitric acidand 6 N ammonium hydroxide. |
Identification (Phosphate 2): | With ammonium molybdate solution, acidified solutions should yield a yellow precipitate that should soluble in 6N ammonium hydroxide. |
Identification (Phosphate 3): | A yellow precipitate should form whose colour does not change by boiling and which dissolves on addition of ammonia. |
Identification (Phosphate 4): | A yellow color should develop |
Appearance of solution: | Clear and colorless solution |
Assay: | 85.0% - 88.0% w/w |
Limit of Nitrate: | The blue color should not discharge within 1 minute. |
Chloride & Sulfate: Sulfate: | No precipitate should form immediately |
Sulphate (SO4): | 100ppm max |
Alkali Phosphate: | No turbidity should produce. |
Phosphorous or Hypophosphorous acid: | The mixture should not become brownish. |
Relative density, 20°C: | About 1.7 |
Substance precipitated with ammonia(NH4): | Any opalescence in the solution should not be more intense than that of reference solution |
Hypophosphorus acid and phosphorous acid: | The solution shows should not change in appearance |
Chloride (Cl): | 50ppm max |
Arsenic (As): | 2ppm max |
Iron (Fe): | 50ppm max |
Specific gravity: | About 1.71 |