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GMEL # 2002.9 

Page 2 of 6 

 

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS 

 

Chemical Name 

CAS Number 

Amount 

Manganese Dioxide 

1313-13-9 

35-40% 

Zinc 7440-66-6 

10-25% 

Potassium Hydroxide (35%) 

1310-58-3 

5-10% 

Graphite (natural or synthetic) 

7782-42-5, 7440-44-0 

1-5% 

 

SECTION 4: FIRST AID MEASURES

 

 

Eye Contact:

  If battery is leaking and material contacts the eye, flush thoroughly with copious amounts 

of running water for 30 minutes.  Seek immediate medical attention. 
 

Skin Contact:

 If battery is leaking and material contacts the skin, remove any contaminated clothing and 

flush exposed skin with copious amounts of running water for at least 15 minutes. If irritation, injury or 
pain persists, seek medical attention.  
 

Inhaled:

  If battery is leaking, contents may be irritating to respiratory passages. Move to fresh air. If 

irritation persists, seek medical attention. 
 

Swallowed: 

If battery contents are swallowed, do not induce vomiting. If the victim is alert, have them 

rinse their mouth are the surrounding skin with water for at least 15 minutes. Seek immediate medical 
attention. 
 
Note: This MSDS does not include or address the small button cell batteries which can be ingested. 
 

SECTION 5: FIRE FIGHTING MEASURES

 

 

Fire and Explosion Hazards

: Batteries may burst and release hazardous decomposition products when 

exposed to a fire situation. 

 
Extinguishing

 

Media:

  Use any extinguishing media that is appropriate for the surrounding fire.  

 
Special

 

Fire Fighting

 

Procedures:

  Firefighters should wear positive pressure self-contained breathing 

apparatus and full protective clothing. Fight fire from a distance or protected area. Cool fire exposed 
batteries to prevent rupture. Use caution when handling fire-exposed containers (containers may rocket or 
explode in heat of fire). 
 

Hazardous Combustion Products:

 Thermal degradation may produce hazardous fumes of zinc and 

manganese; hydrogen gas, caustic vapors of potassium hydroxide and other toxic by-products. 
 

SECTION 6: ACCIDENTAL RELEASE MEASURES

 

 

Notify safety personnel of large spills. Caustic potassium hydroxide may be released from leaking or 
ruptured batteries. Clean-up personnel should wear appropriate protective clothing to avoid eye and skin 
contact and inhalation of vapors or fumes. Increase ventilation. Carefully collect batteries and place in an 
appropriate container for disposal.  
 

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