HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Sodium Citrate Dihydrate
CITRIC ACID MONO · SODIUM CITRATE TRIBASIC DIHYDRATE · TRI-SODIUM CITRATE DIHYDRATE · SODIUM CITRATE, DIHYDRATE · SodiuM Citrate (AS) · SODIUM CITRATE TRISODIUM SALT DIHYDRATE · NATRII CITRAS · TRI-SODIUM CITRATE 2H2O
Identifikatoren & physikalische Daten
| CAS No. | 6132-04-3 |
|---|---|
| Summenformel | C6H9Na3O9 |
| Durchschnittliche Molmasse | 294,1 g/mol |
| Monoisotopische Masse | 293,99396471 g/mol |
| SMILES | O.O.O=C([O-])CC(O)(CC(=O)[O-])C(=O)[O-].[Na+].[Na+].[Na+] |
| InChIKey | NLJMYIDDQXHKNR-UHFFFAOYSA-K |
| PubChem CID | 71474 |
| ChEBI | CHEBI:32142 |
| EC No. | 612-118-5 |
| DTXSID | DTXSID1049437 |
Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 143 |
|---|---|
| H-Brücken-Donoren | 3 |
| H-Brücken-Akzeptoren | 9 |
| Frei drehbare Bindungen | 2 |
| Schwere Atome | 18 |
| Formalladung | 0 |
| Komplexität | 211 |
| Stoffklassen | Metals -> Organic Acids, Metal Salts |
| Löslichkeit | Solubility in water, g/100ml: 77H2O: 100 mg/mL720 g/L (25 ºC) |
| Animal Drugs | Pharmaceuticals -> UK Veterinary Medicines Directorate List |
| Decomposition | 150 °C |
| Physical Description | White odorless solid[Merck Index] Colorless odorless crystalline powder[Alfa Aesar MSDS]WHITE SOLID IN VARIOUS FORMS. |
| Schmelzpunkt | >300 °C(lit.) |
| Dichte | 1.76 |
| FEMA | 3026 | SODIUM CITRATE |
| Flammpunkt | 173.9 °C |
| Lagerbedingungen | Store at +5°C to +30°C. |
| Aggregatzustand | powder |
| pKa (Säurekonstante) | 6.40 |
| Farbe | white |
| Geruch | Odorless |
| pH | 7.0-9.0 (25℃, 50mg/mL in H2O) |
| Biologische Quelle | synthetic |
| Merck | 14,8602 |
| BRN | 6104939 |
| Stabilität | Stable. Incompatible with bases, reducing agents, oxidizing agents. |
| Kosmetik-Inhaltsstoffe Funktionen | CHELATINGFRAGRANCEBUFFERING |
| InChI | 1S/C6H8O7.3Na.2H2O/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)2*1H2/q3*+1/p-3 |
| InChIKey | NLJMYIDDQXHKNR-UHFFFAOYSA-K |
| SMILES | O.O.[Na+].[Na+].[Na+].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O |
| LogP (Verteilungskoeffizient) | -1.72 |
| CAS Datenbank | 6132-04-3(CAS DataBase Reference) |
| EPA chemische Informationen | 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, trisodium salt, dihydrate (6132-04-3) |
| Absorption | ≤0.015 at 260nm≤0.015 at 280nm |
Sicherheit & Vorschriften
| GHS-Einstufung | This chemical does not meet GHS hazard criteria for 97% (520 of 536) of all reports.Not ClassifiedAggregated GHS information provided per 536 reports by companies from 4 notifications to the ECHA C&L Inventory. |
|---|---|
| Regulatorische Informationen | Chemical: 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, trisodium salt, dihydrateTrisodium citrate dihydrate: Does not have an individual approval but may be used under an appropriate group standard |
| Weitere Sicherheitsinformationen | IMAP assessments - 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, trisodium salt, dihydrate: Human health tier I assessment |
| Brandgefahren | Combustible. |
| Gefahrenübersicht | An eye and respiratory tract irritant[ICSC] May cause irritation[Alfa Aesar MSDS] See Sodium citrate, anhydrous. |
| EPA Safer Chemical | Chemical: Sodium citrate, dihydrate |
| Chemical Dangers | The solution in water is a weak base. |
| Hazard Classes and Categories | Not Classified |
| Brandbekämpfung | Use water spray, powder. |
| Erste-Hilfe-Maßnahmen | Fresh air, rest.Rinse and then wash skin with water and soap.First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.Rinse mouth. |
| Verschüttetes entsorgen | Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Wash away remainder with plenty of water. |
| Eye Prevention | Wear safety spectacles. |
| Fire Prevention | NO open flames. |
| Inhalation Risk | Evaporation at 20 °C is negligiblea nuisance-causing concentration of airborne particles can, however, be reached quickly when dispersed. |
| Ingestion Prevention | Do not eat, drink, or smoke during work. |
| Inhalation Prevention | Use ventilation (not if powder). |
| Effects of Short Term Exposure | The substance is irritating to the eyes and respiratory tract. |
| Expositionspfade | The substance can be absorbed into the body by inhalation of its aerosol and by ingestion. |
| Signs and Symptoms | Cough. Sore throat.Redness. |
| Wassergefährdungsklasse (WGK) | 1 |
| TSCA-Inventar-Status | Yes |
| Zollcode | 2918 15 00 |
| RTECS-Nr. | GE7810000 |
| R-Sätze (R) | 37/38-41-36/37/38 |
| Toxizität | LD50 orally in Rabbit: > 8000 mg/kg |
| Gefahrensymbole | Xi |
| Sicherheitshinweise (S) | 26-36/37/39-24/25-36 |
| Lagerklasse | 11 - Combustible Solids |
Anwendungen & Verwendung
Verwenden
Trisodium citrate dihydrate, is widely applied in food, beverages and fillers as a buffering, sequestering or an emulsifying agent. It used as an anticoagulant in blood transfusions, osmotic laxative, functional fluids, solvents cleaning, furnishing care products, laundry dishwashing products and cleaning automobile radiators.