Sodium acetate trihydrate

Formula
CH3COONa.3H2O
Structure
Description
odorless white crystals

Registry Numbers and Inventories.
CAS
6131-90-4
EC (EINECS/ELINCS)
204-823-8
RTECS
AJ4580000
RTECS class
Mutagen
Merck
12,8711
Beilstein/Gmelin
3732037
Beilstein Reference
4-02-00-00094
Swiss Giftliste 1
G-4555
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed

Properties.
Formula
C2H3NaO2 . 3 H2O
Formula mass
136.08
Melting point, °C
58
Boiling point, °C
120 - 123
Density
1.4 g/cm3
Solubility in water
613 g/L (20 C)
Heat of fusion
21.88 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Keep from contact with oxidizing materials.
Handling
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing.
Protection
Eyes: Wear safety glasses with side shields. 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.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Stability
Stable under normal shipping and handling conditions.
Incompatibilities
Strong oxidizers
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
>250
Autoignition, °C
607
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Combustion generates toxic fumes. Extinguishing media: For small fires, use water spray, dry chemical, carbon dioxide or chemical foam.
Health
1
 
Flammability
0
 
 
Reactivity
0
 

Health.
Poison_Class
5
Exposure effects
   Ingestion
Ingestion of large amounts may cause gastrointestinal irritation.
   Inhalation
No hazard expected in normal industrial use.
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. 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
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
HS Code
2915 22 00