Name | Ammonium Citrate |
Synonyms | Ammonium Citrate Citric acid ammonium salt Citric acid, ammonium salt Diammonium hydrogen citrate fandachem Azane 2-hydroxypropane-123 tricarboxylic acid Ammonium CitrateDISCONTINUED PLEASE SEE A633970 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium salt |
CAS | 7632-50-0 |
EINECS | 231-560-6 |
InChI | InChI=1/C6H8O7.H3N/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);1H3 |
Molecular Formula | C6H11NO7 |
Molar Mass | 209.15 |
Density | 1.48 |
Melting Point | >170°C (dec.) |
Solubility | Soluble in water and acid, insoluble in ethanol, ether and acetone. |
Appearance | White powder |
Color | Granules or crystals |
Storage Condition | Hygroscopic, -20°C Freezer, Under inert atmosphere |
Sensitive | Easily absorbing moisture |
MDL | MFCD00036406 |
Physical and Chemical Properties | White crystals. Density 1.48g/cm3. Deliquescence. Soluble in water, insoluble in ethanol, ether and acetone. The aqueous solution was acidic. Low toxicity. |
Use | The electroplating industry is used as a cyanide-free complexing agent for electroplating. The machinery industry is used to formulate rust inhibitors. Used in analytical chemistry as a chemical reagent for the determination of phosphate and effective phosphoric acid in fertilizers. In addition, it is also used in pharmaceutical and other industries. |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
Toxicity | LD50 ivn-mus: 331 mg/kg JCINAO 37,497,58 |
Raw Materials | Citric acid Ammonia |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
Use | for the determination of phosphate in fertilizers, also used as a complexing reagent used in the electroplating industry as a cyanide-free plating complexing agent. The machinery industry is used to formulate rust inhibitors. Used in analytical chemistry as a chemical reagent for the determination of phosphate and effective phosphoric acid in fertilizers. In addition, it is also used in pharmaceutical and other industries. |
category | toxic substances |
toxicity grade | poisoning |
Acute toxicity | intravenous-mouse LD50: 331 mg/kg |
flammability hazard characteristics | flammable; Toxic nitrogen oxides and ammonia smoke generated at elevated temperatures |
storage and transportation characteristics | warehouse ventilation and low temperature drying |
extinguishing agent | dry powder, foam, sand, carbon dioxide, water mist |