SODIUM SULFATE (ICSC)

SODIUM SULFATE	ICSC: 0952

Date of Peer Review: October 2005

Sodium sulfate anhydrous
Disodium sulfate
Sulfuric acid disodium salt

CAS #	7757-82-6	Na₂SO₄
RTECS #	WE1650000	Molecular mass: 142.1
UN #
EC Index #

TYPES OF HAZARD / EXPOSURE	ACUTE HAZARDS / SYMPTOMS	PREVENTION	FIRST AID / FIRE FIGHTING
FIRE	Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.		In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION

EXPOSURE
Inhalation		Ventilation.	Fresh air, rest.
Skin		Protective gloves.	Rinse and then wash skin with water and soap.
Eyes		Safety spectacles.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion	Nausea. Vomiting. Abdominal pain. Diarrhoea.	Do not eat, drink, or smoke during work.	Give plenty of water to drink.

SPILLAGE DISPOSAL

PACKAGING & LABELLING

Personal protection: P1 filter respirator for inert particles. Sweep spilled substance into covered containers; if appropriate, moisten first to prevent dusting.

EU Classification
UN Classification

EMERGENCY RESPONSE

STORAGE

IPCS
International
Programme on
Chemical Safety

Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities © IPCS, CEC 2005

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SODIUM SULFATE

ICSC: 0952

IMPORTANT DATA

PHYSICAL STATE; APPEARANCE:
HYGROSCOPIC WHITE SOLID IN VARIOUS FORMS

CHEMICAL DANGERS:
The substance decomposes on heating producing sulfur oxides and sodium oxides.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established. MAK not established.

INHALATION RISK:
Evaporation at 20°C is negligible; a nuisance-causing concentration of airborne particles can, however, be reached quickly.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance may cause effects on the gastrointestinal tract when ingested.

PHYSICAL PROPERTIES

Melting point: 884°C
Relative density (water = 1): 2.7
Solubility in water: very good

ENVIRONMENTAL DATA

NOTES

ADDITIONAL INFORMATION

LEGAL NOTICE

Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information

    See Also:
       Toxicological Abbreviations
       Sodium sulfate (WHO Food Additives Series 44)
       SODIUM SULFATE (JECFA Evaluation)
       Sodium sulfate (SIDS)