Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity
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2-Hydroxy-1,2,3-propanetricarboxylic acid trisodium salt(68-04-2)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity

Product Identification

Product Name
2-Hydroxy-1,2,3-propanetricarboxylic acid trisodium salt
Synonyms
2-Hydroxy-1,2,3-propanetricarboxylic acid, trisodium salt
Citrosodine
Trisodium 2-hydroxypropane-1,2,3-tricarboxylate
CAS
68-04-2
Formula
C6H5Na3O7
Molecular Weight
258.07
EINECS
200-675-3
RTECS
GE8300000
RTECS Class
Other
Merck
12,8746
Beilstein/Gmelin
3920956
Beilstein Reference
4-03-00-01272

Physical and Chemical Properties

Appearance
White, odorless granules or powder.
Solubility in water
720 g/L
Melting Point
150
Density
1.815 g/cm3 (20 C)
Usage
As a pharmaceutic aid, sodium citrate is used to prevent darkening when iron is added to preparations containing tannin.

First Aid Measures

Ingestion
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.
Inhalation
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.
Skin
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.
Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion
Ingestion of large amounts may cause gastrointestinal irritation.
Inhalation
May cause respiratory tract irritation.
Skin
May cause skin irritation. No information regarding skin irritation and other potential effects was found.
Eyes
Dust may cause mechanical irritation.
Hazards
Fine dust dispersed in air in sufficient concentrations, and inthe presence of an ignition source is a potential dust explosionhazard.

Exposure Controls/Personal Protection

Personal Protection
Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
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.

Fire Fighting Measures

Fire Fighting
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.

Accidental Release Measures

Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, reducing agents, bases.
Decomposition
Carbon monoxide, carbon dioxide.
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