- 2-Hydroxy-1,2,3-propanetricarboxylic acid, trisodium salt
- Sodium citrate, trihydrate
White, odorless granules or powder.
As a pharmaceutic aid, sodium citrate is used to prevent darkening when iron is added to preparations containing tannin.
Registry Numbers and Inventories.
Japan ENCS (MITI)
Melting point, °C
1.815 g/cm3 (20 C)
Solubility in water
Hazards and Protection.
Store in a cool, dry place. Store in a tightly closed container.
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Vacuum or sweep up material and place into a suitable disposal container.
Stable under normal temperatures and pressures.
Strong oxidizing agents, reducing agents, bases.
Carbon monoxide, carbon dioxide.
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. This material in sufficient quantity and reduced particle size is capable of creating a dust explosion. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Fine dust dispersed in air in sufficient concentrations, and inthe presence of an ignition source is a potential dust explosionhazard.
Ingestion of large amounts may cause gastrointestinal irritation.
May cause respiratory tract irritation.
May cause skin irritation. No information regarding skin irritation and other potential effects was found.
Dust may cause mechanical irritation.
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.