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Sodium Hydrosulphite MSDS


 
PRODUCT IDENTIFICATION
CAS NO. 7775-14-6
EINECS NO. 231-890-0
FORMULA Na2 O4 S2 (Sodium Dithionite)
MOL WT. 174.10

HS CODE

2831.10

TOXICITY

Oral Rat LD 50: 5 g/kg.

SYNONYMS
Sodium dithionite; Reductone; Vatrolite;Sodium sulfoxylate; Dithionous acid,disodium salt;
PHYSICAL DATA
Physical state    Solid. (Solid powder.)
Odor        Characteristic. Sulfurous. (Slight.)
Molecular Weight  174.11 g/mole
Color     White. Grayish white.
Melting Point Decomposition temperature: 20°C (68°F)
Specific Gravity    0.8 - 1.02(Water = 1)
Dispersion Properties  See solubility in water.
Solubility    Soluble in cold water
Slightly soluble in alcohol.
Handling and Storage
Precautions:
Keep away from heat. Keep away from sources of ignition. Keep away from direct sunlight or strong incandescent light. Ground all equipment containing material. Do not ingest. Do not breathe dust. Avoid contact with eyes. Avoid shock and friction. Wear suitable protective clothing. If ingested, seek medical advice immediately and show the container or the label. Keep away from incompatibles such as oxidizing agents, acids,moisture.
Storage:
Store in a segregated and approved area. Keep in a cool and ventilated area away from combustible materials. Keep container in a cool, well-ventilated area. Keep container tightly closed and sealed until ready for use. Separate from acids, alkalies, reducing agents and combustibles. Avoid all possible sources of ignition (spark or flame).

 

 




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