potassium dihydrogen citrate
potassium dihydrogen citrate
CAS: 866-83-1
Molecular Formula: C6H7KO7
potassium dihydrogen citrate - Names and Identifiers
| Name | potassium dihydrogen citrate |
| Synonyms | Potassium Dihyrogen Citrate potassium dihydrogen citrate Potassium citrate dihydrate Potassium dihydrogen citrate hydrate POTASSIUM CITRATE, MONOBASIC REAGENT potassium dihydrogen citrate hydrate POTASSIUM CITRATE, MONOBASIC DIHYDRATE, REAGENT Potassium dihydrogen citrate hydrate (dry basis) Citric acid monopotassium salt, Potassium dihydrogen citrate Potassium citrate monobasic,Citric acid monopotassium salt, Potassium dihydrogen citrate |
| CAS | 866-83-1 |
| EINECS | 212-753-4 |
| InChI | InChI=1/C6H8O7.K/c7-3(8)1-6(13,5(11)12)2-4(9)10;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);/q;+1/p-3 |
potassium dihydrogen citrate - Physico-chemical Properties
| Molecular Formula | C6H7KO7 |
| Molar Mass | 230.21388 |
| Water Solubility | Soluble in water. Slightly soluble in ethanol |
| Solubility | H2O: 0.5M at20°C, clear, colorless |
| Appearance | Solid |
| Merck | 14,7624 |
| BRN | 4772973 |
| PH | pH (50g/l, 25℃) : 3.4～4.0 |
| Storage Condition | Room Temprature |
| Sensitive | Hygroscopic |
| MDL | MFCD00036472 |
| Use | Chemical reagents, food Pharmaceutical |
potassium dihydrogen citrate - Risk and Safety
| WGK Germany | 3 |
| TSCA | Yes |
potassium dihydrogen citrate - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| identification test | solubility soluble in water; Extremely insoluble in ethanol (OT-42). The sample was positive for the Citrate test (IT-13). The samples were positive for potassium test (IT-27). 10% the pH value of the solution is 3.5~3.9. Determination with an acid meter. |
| content analysis | accurately weigh about 180mg of sample, which is pre-dried at 105 ℃ for 4H, and dissolve in 25ml of water, titration with 0.1mol/L sodium hydroxide (potentiometric end point determination). Each mL of 0.1mol/L sodium hydroxide equivalent to citric acid potassium (C6H7KO7)11.511mg. |
| toxicity | ADI is not restrictive (FAO/WHO,2001). GRAS(FDA,§ 182.6625,2000). |
| usage limit | FAO/WHO(1984,g/kg): Low power concentrated milk, sweetened condensed milk, cream alone 2, combined with other stabilizers 3 (with no |
| Use | as an analytical reagent, also used in the pharmaceutical industry chemical reagents, food Pharmaceuticals |
Last Update：2024-04-09 20:49:11
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