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Active Pharmaceutical Ingredient
Calcium hydrogen phosphate is called Dibasic calcium phosphate, which synthesized by the reaction of calcium carbonate and phosphoric acid. After purification, pharmaceutical grade calcium hydrogen phosphate was formed. As a professional pharmaceutical grade medical calcium hydrogen phosphate manufacturer, we have almost 60 years of historyin thie field.In china, more than 60% of active pharmacuetical ingredient and excipients calcium hydrogen phosphate market is shared by us. Now we are thinking of expanding to abroad market. Please be assured to purchase medical grade dibasic calcium phosphate at Luoyang Longmen. If you have any inquiries and problems, please feel free to send emails to us via longmenapi@lmlactate.com. We will reply you within 1 working day.
Calcium Hydrogen Phosphate anhydrous
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Calcium hydrogen phosphate anhydrous USP 43
| Items | Specification | |
| Appearance | White or almost white crystalline powder | |
| Identification | A withe precipitate is formed | |
| A yellow precipitate of ammonium phosphomolybdate is formed | ||
| Tests | Carbonate | No effervescence occurs |
| Chloride and sulfate,Chloride | Maximum 0.25% | |
| Chloride and sulfate,Sulfate | Maximum 0.5% | |
| Arsenic | Maximum 3µg/g | |
| Barium | No turbidity is produced within 10min | |
| Limit of acid insoluble substances | Maximum 0.2% | |
| Limit of fluoride | Maximum 50 ppm | |
| Loss on ignition | 6.6%～8.5% | |
| Assay | 98.0%～105.0% | |
Calcium hydrogen phosphate BP2020
| Items | Specification | |
| Appearance | White or almost white, crystalline powder, or colourless crystals. | |
| Identification | A withe precipitate is formed | |
| A yellow precipitate of ammonium phosphomolybdate is formed | ||
|
Tests
|
Solubility | Practically insoluble in water and in ethanol (96 per cent). It dissolves in dilute hydrochloric acid and in dilute nitric acid. |
| Acid-insoluble substances | Maximum 0.2% | |
| Carbonates | No effervescence is produced | |
| Chlorides | Maximum 0.25% | |
| Sulfates | Maximum 0.5% | |
| Arsenic | Maximum 10 ppm | |
| Barium | No turbidity is produced. | |
| Iron | Maximum 400 ppm | |
| Limit of fluoride | Maximum 50 ppm | |
| Loss on ignition | 6.6%～8.5% | |
| Assay | 97.5 % to 102.5% | |
Calcium hydrogen phosphate EP 10.0
| Items | Specification | |
| Appearance | White or almost white, crystalline powder, or colourless crystals. | |
| Identification | A withe precipitate is formed | |
| A yellow precipitate of ammonium phosphomolybdate is formed | ||
|
Tests
|
Solubility | Practically insoluble in water and in ethanol (96 per cent). It dissolves in dilute hydrochloric acid and in dilute nitric acid. |
| Acid-insoluble substances | Maximum 0.2% | |
| Carbonates | No effervescence is produced | |
| Chlorides | Maximum 0.25% | |
| Fluoride | Maximum 100 ppm | |
| Sulfates | Maximum 0.5% | |
| Arsenic | Maximum 10 ppm | |
| Barium | No turbidity is produced. | |
| Iron | Maximum 400 ppm | |
| Loss on ignition | 6.6%～8.5% | |
| Assay | 98.0 % to 105.0% | |