ICSC 0567 - SODIUM BORATE, DECAHYDRATE

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SODIUM BORATE, DECAHYDRATE	ICSC: 0567 (April 2014)
Disodium tetraborate decahydrate Sodium tetraborate decahydrate Sodium pyroborate decahydrate Borax

CAS #: 1303-96-4

EC Number: 215-540-4

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Not combustible.		In case of fire in the surroundings, use appropriate extinguishing media.

PREVENT DISPERSION OF DUST! STRICT HYGIENE!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Sore throat.	Use local exhaust or breathing protection.	Fresh air, rest.
Skin	Redness.	Protective gloves. Protective clothing.	Rinse and then wash skin with water and soap.
Eyes	Redness. Pain.	Wear safety spectacles or eye protection in combination with breathing protection.	Rinse with plenty of water (remove contact lenses if easily possible).
Ingestion	Nausea. Vomiting. Diarrhoea. Headache. Weakness. Drowsiness. Convulsions.	Do not eat, drink, or smoke during work.	Rinse mouth. Do NOT induce vomiting. Refer for medical attention .

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations.	According to UN GHS Criteria DANGER Causes eye irritation May damage fertility or the unborn child Transportation UN Classification
STORAGE
Well closed. Dry.
PACKAGING

SODIUM BORATE, DECAHYDRATE

ICSC: 0567

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance WHITE CRYSTALS OR CRYSTALLINE POWDER. Physical dangers Chemical dangers The solution in water is a weak base.	Formula: B₄O₇Na₂. 10H₂O Molecular mass: 381.4 Boiling point: see Notes Melting point: see Notes Relative density (water = 1): 1.7 Solubility in water, g/100ml at 20°C: 5.1

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
WHITE CRYSTALS OR CRYSTALLINE POWDER.

Physical dangers

Chemical dangers
The solution in water is a weak base.

Formula: B₄O₇Na₂. 10H₂O
Molecular mass: 381.4
Boiling point: see Notes
Melting point: see Notes
Relative density (water = 1): 1.7
Solubility in water, g/100ml at 20°C: 5.1

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation and by ingestion. Effects of short-term exposure The substance is irritating to the eyes, skin and respiratory tract. The substance may cause effects on the central nervous system and kidneys. This may result in impaired functions.	Inhalation risk Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly , especially if powdered. Effects of long-term or repeated exposure Repeated or prolonged contact with skin may cause dermatitis. The substance may have effects on the testes. Animal tests show that this substance possibly causes toxicity to human reproduction or development.

EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation and by ingestion.

Effects of short-term exposure
The substance is irritating to the eyes, skin and respiratory tract. The substance may cause effects on the central nervous system and kidneys. This may result in impaired functions.

Inhalation risk
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly , especially if powdered.

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis. The substance may have effects on the testes. Animal tests show that this substance possibly causes toxicity to human reproduction or development.

OCCUPATIONAL EXPOSURE LIMITS
TLV: (inhalable fraction): 2 mg/m³, as TWA; 6 mg/m³ as STEL; A4 (not classifiable as a human carcinogen)

ENVIRONMENT
The substance is harmful to aquatic organisms.

NOTES
At 75 °C the substance loses crystal water. The anhydrous form has a melting point of 742 °C and decomposes at 1575 °C.

ADDITIONAL INFORMATION

EC Classification
R: 60-61; S: 53-45; Symbol: T

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