Potassium citrate monohydrate
CAS 6100-05-6
EC 612-062-1
Formula C6H8O7.H2O.3K
MW 324.41 g/mol
Sweeteners & Food Additives Food & NutritionPersonal Care & CosmeticsPharmaceuticals & Healthcare Antioxidant & StabilizerpH Regulation & BufferingPreservation & Biocide
Description
Potassium Citrate Monohydrate (CAS 6100-05-6) is the potassium salt of citric acid in its monohydrate crystalline form, also referenced as Kalii Citras and potassium citrate H2O. It carries EC number 612-062-1 and is classified under HS code 29181500. No E-number designation applies to this specific form.
In food and beverage manufacturing, it functions as a buffering agent by neutralising excess acidity and stabilising pH in dairy, confectionery, and sports nutrition products. In pharmaceutical formulations, it serves as an alkalising agent in effervescent tablets and oral solutions. Personal care chemists use it as a skin conditioner and antimicrobial support agent in rinse-off and leave-on systems.
Potassium Citrate Monohydrate is available in granular grade meeting Ph.Eur., FCC, and USP standards, supporting use across regulated food, pharma, and cosmetic applications. It falls under REACH registration requirements for EU supply. Standard packaging includes 25 kg bags, with bulk options available on request.
In food and beverage manufacturing, it functions as a buffering agent by neutralising excess acidity and stabilising pH in dairy, confectionery, and sports nutrition products. In pharmaceutical formulations, it serves as an alkalising agent in effervescent tablets and oral solutions. Personal care chemists use it as a skin conditioner and antimicrobial support agent in rinse-off and leave-on systems.
Potassium Citrate Monohydrate is available in granular grade meeting Ph.Eur., FCC, and USP standards, supporting use across regulated food, pharma, and cosmetic applications. It falls under REACH registration requirements for EU supply. Standard packaging includes 25 kg bags, with bulk options available on request.
Physical Properties
| Melting Point | 275 °C (dec.)(lit.) |
| Density | 1.98 |
| Appearance | White/clear crystalline powder |
| Color | White crystalline |
| Odor | Odorless |
| Form | Granular |
| Water Solubility | Soluble in water and glycerol. Practically insoluble in alcoholSoluble in water and glycerol. Insoluble in alcohol |
| pH | 7.5-9.0 (25℃, 50mg/mL in H2O) |
Trade & Regulatory
| HS Code | 29181500 |
| Storage Class | 11 - Combustible Solids |
| WGK (Germany) | 1 |
Other Names
Potassium citrate tribasic monohydratepotassium citratepotassium citrate.H2Otripotassium citrate monohydrateKALII CITRASAQUALINE STANDARD KF OVENPOTASSIUM CITRATE-1-HYDRATECITRIC ACID TRIPOTASSIUM SALT
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