Material Safety Data Sheet

EC91/155/EEC
Material    Manganese Dioxide  

1

   Identification of Substances / Undertaking
  Trade name Manganese Dioxide  
  Company Western Carbons Ltd  
    Tycroes, Ammanford 
SA18 3SW		  
    Tel 01269 595925  

2

   Composition / Information on Ingredients
  Chemical Manganese dioxide  

3

   Hazard Identification
  Prolonged inhalation of substantial quantities of dust may cause poisoning.
  Prolonged ingestion of substantial quantities of dust may cause poisoning.
  Contact with eyes/mucous membranes may cause temporary irritation.
  Contact with skin may cause sensitivity and lead to contact dermatitis.

4

   First Aid Measures
  After skin contact Remove particles and flush with water
  After eye contact Flush eye with water and remove all particles
    Consult a physician if the problem persists.
  After Ingestion Seek medical advise 
  After Inhalation Remove subject into fresh air and seek medical
    advise.

5

   Fire Fighting Measures
  Suitable extinguishing media - Non combustible
  Fire fighting procedure  -       Wear self contained breathing apparatus
           and full protection  

6

   Accidental Release Measures
  Personal Precaution     Non-hazardous  
  Environmental Precaution - Non-hazardous  
  Methods for Cleaning Up - Avoid dry sweeping, use a water spray.

7

   Handling and Storage
Precautions for Handling -     No special instructions
Measures to protect against - Manganese is an oxidizing agent and should
       not be stored with reducing agents.
Fire/Explosion Non explosive
Storage Store in a dry place away from reducing agents

8

   Expose Controls and Personal Protection
Ingredients with OEL 5 mg/m3 [EH 40/98]
Respiratory Protection Not required for normal operation. Recommended
for high volume applications if dust is present.
Hand Protection Protective gloves recommended
Body Protection Wearing of overalls is recommended
Eye Protection Eye protection is recommended
Hygiene Measures High standard of personal hygiene must
be encouraged.

9

 Physical and Chemical Properties
  Appearance Granular solid  
  Colour Dark Brown  
Odour None
Specific Gravity 3.50 - 4.0 tonne/m3
Bulk Density 2000 kg/m3

10

 Stability and Reactivity
The material is stable under normal conditions
Conditions to Avoid N/A
Materials to Avoid Chlorine gas is evolved on contact with HCl 
                  acid. Oxygen is evolved on heating to above 500 degreeC

11

 Toxicological Information
This product is an irritant to the eyes
Toxicological Tests Acute Toxicity N/A
Additional Information N/A
Experiences Relevant Observations None

12

 Ecological Information
Information on Elimination None
Behavior in the Environment   Material is resistant to bio-degradation
Mobility and Bio-accumulative potential None
Aquatic Toxicity N/A

13

 Disposal Considerations
Dispose to an authorized landfill site
Preparation Recommendations   The material is not considered hazardous

14

 Transport Information
Road/Rail ARD/RID Not Dangerous
Inland Sea AND/ADNR Not Dangerous
Air Transport ICAO/IATA Not Dangerous

15

 Regulatory Information
Labeling Not classified as hazardous

16

 Other Information
Safety Sheet issued by Western Carbons Ltd
All information provided herein is based on our present knowledge and experience and describes our product with regard to its safety requirements. Uses should satisfy themselves that the information provided complies with National Regulations. This is not to be considered as an assurance of properties or a description of quality of the product.