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ZINC SULFATE HEPTAHYDRATEICSC: 0349 (October 2001)
White Vitriol
CAS #: 7446-20-0
EC Number: 231-793-3

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

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation Cough. Sore throat. Shortness of breath.  Use local exhaust or breathing protection.  Fresh air, rest. Artificial respiration may be needed. 
Skin Redness.  Protective gloves.  Remove contaminated clothes. Rinse skin with plenty of water or shower. 
Eyes Redness. Pain. Loss of vision.  Wear safety goggles.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Abdominal pain. Diarrhoea. Nausea. Vomiting.  Do not eat, drink, or smoke during work.  Rinse mouth. Give one or two glasses of water to drink. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. Carefully collect remainder. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Well closed. Store in an area without drain or sewer access. 
PACKAGING
 
ZINC SULFATE HEPTAHYDRATE ICSC: 0349
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
GRANULES OR CRYSTALLINE POWDER. 

Physical dangers
 

Chemical dangers
 

Formula: ZnSO4. 7H2O
Molecular mass: 287.6
Melting point: 100°C
Density: 1.97 g/cm³
Solubility in water, g/100ml at 20°C: 54  


EXPOSURE & HEALTH EFFECTS

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

Effects of short-term exposure
The substance is irritating to the eyes, skin and respiratory tract. 

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

Effects of long-term or repeated exposure
 


OCCUPATIONAL EXPOSURE LIMITS
MAK: (respirable fraction): 0.1 mg/m3; peak limitation category: I(4).
MAK: (inhalable fraction): 2 mg/m3; peak limitation category: I(2).
MAK: pregnancy risk group: C 

ENVIRONMENT
The substance is very toxic to aquatic organisms. 

NOTES
See ICSC 1698. 

ADDITIONAL INFORMATION
  EC Classification
Symbol: Xn, N; R: 22-41-50/53; S: (2)-22-26-39-46-60-61 

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    See Also:
       Toxicological Abbreviations