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MSDS | Material Safety Data Sheet | Potassium Sulfate
Potassium Sulfate
Choose Category of Information : 6
Chemicals & Fertilizers
1. Product Identification
Identification of the product
Product name:
Potassium Sulfate
Use of the substance :
Fertilizer
for chloride sensitive crops such as : tobacco, tea, pineapple, potato,
tomato, grape, guava, orange, apple, watermelon, star fruit, citrus,
papaya, other fruits and vegetables
Manufacture of Potash Alum
Manufacture of Gypsum Cement
Manufacture of Glass
2. Composition / Information on Ingredients
Synonyms: Dipotassium Sulfate, Sulphate of Potash , Potassium pyrosulfate
CAS No.: 7778-80-5
Molecular Weight: 174.26
Chemical Formula: K2SO4
3. Hazards Identification
Emergency Overview
REMOVAL FROM SKIN, EYES, AND CLOTHING
Revised : Feb 2008
Review date : Jan 2011
MSDS : ZK
Page : 1 of 5
MSDS | Material Safety Data Sheet | Potassium Sulfate
Health Rating : Slight
Flammability Rating : None
Reactivity Rating : None
Contact Rating : None
Protective Equipment : Safety glasses
Potential Health Effects
Inhalation:
Dust may sneezing or coughing
Ingestion:
Large oral dosages may produce gastrointestinal disturbances and irritation
Skin Contact:
Not expected to be a health hazard from skin exposure
Eye Contact:
Dust may cause mechanical irritation
Chronic Exposure:
Potassium poisoning may occur in rare cases of long exposure or ingestion
Aggravation of Pre-existing Conditions:
No adverse health effects expected
4. First Aid Measures
Inhalation:
Remove to fresh air
Ingestion:
If large amounts were swallowed, give water to drink and get medical advice
Skin Contact:
Was exposure area with soap and water
Eye Contact:
Immediately flush eyes with plenthy of water for at least 15 minutes, lifting lower and
upper eyelids occasionally. Get medical attention immediately
5. Fire-fighting Measures
Flash point (°C) :
Will not burn
Flammability Classification :
Will not burn
Flammable Limit in Air (% by volume) :
Will not burn
Extinguisher Medium :
Use any means suitable for extinguishing surrounding fire
Fire Fighting :
Use protective clothing and breathing equipment appropriate for the surrounding fire
Unusual Fire and Explosion Hazards :
May release oxides of sulfur and potassium if invalved in fire
Revised : Feb 2008
Review date : Jan 2011
MSDS : ZK
Page : 2 of 5
MSDS | Material Safety Data Sheet | Potassium Sulfate
6. Accidental Release Measures
Sweep up and containerize for reclamation or disposal
7. Handling and Storage
Handling:
No further requirements
Storage:
Tightly closed. Dry. Storage temperature: no restrictions
8. Exposure Controls/Personal Protection
Ventilation :
Good general ventilation should be provided.
Respiratory protection :
Respirator with dust filter
Skin Protection :
Wear protective clothing, boots, rubber gloves, lab coat
Eye protection :
Safety glasses
Airborne Exposure Limits:
- OSHA Permissible Exposure Limit (PEL):
15 mg/m3 total dust, 5 mg/m3 respirable fraction for nuisance dusts.
- ACGIH Threshold Limit Value (TLV):
10 mg/m3 total dust containing no asbestos and < 1% crystalline silica for
Particulates Not Otherwise Classified (PNOC)
9. Physical and Chemical Properties
Appearance:
Odour:
pH value
at 50 g/l H2O
Melting Point
Boiling Point
Ignition temperature
Flash point
Explosion limits
Vapour Pressure
Solubility in water
Density
Bulk density
Revised : Feb 2008
Review date : Jan 2011
Colourless to white crystalline powder
Odourless
(20 °C)
(1013 hPa)
lower
upper
(20 °C)
(20 °C)
below 7
1067 °C (1953 °F)
1689 °C (3072 °F)
not applicable
not applicable
not available
not available
not applicable
110
g/l
g/cm3
2.66
kg/m3
~ 1200
MSDS : ZK
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MSDS | Material Safety Data Sheet | Potassium Sulfate
10. Stability and Reactivity
Conditions to be avoided
Strong heating
Substances to be avoided
aluminium / heat and magnesium / heat
Hazardous decomposition products
May release oxides of sulfur and potassium if invalved in fire
11. Toxicological Information
LD50 (oral, rat) : > 6600 mg/kg
12. Ecological Information
Enviromental
No information
Enviromental
No information
Fate :
found
Toxicity :
found
13. Disposal Considerations
Whatever cannot be saved for recovery or recycling should be managed in an
appropriate and approved waste disposal facility. Processing, use or contamining of
this product may change the waste management options.
14. Transport Information
Not regulated.
15. Regulatory Information
Labelling according
Symbol:
R-phrases:
S-phrases:
Revised : Feb 2008
Review date : Jan 2011
to EC Directives
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MSDS : ZK
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MSDS | Material Safety Data Sheet | Potassium Sulfate
16. Other Information
Revision Information:
General update
Disclaimer:
*****************************************************************
The information accumulated here is believed to be accurate but is not warranted to be whether
originating with the company or not.
The information contained in this Health and Safety Data Sheet should be used only as a guide
to the safe handling of the product, and is not intended as a technical specification
Prepared by : Quality Assurance Division
Phone Number : (62-21) 619-8100
Revised : Feb 2008
Review date : Jan 2011
MSDS : ZK
Page : 5 of 5