Certifications 2

Reference No:
Valve Regulated Lead-acid Battery
Hitachi Chemical Energy Technology Co.,Ltd.
Page 4 / 20
Date of issuing: January 01, 2020
There is a possibility of explosion of the product by heat.
May form explosive air/gas mixture during charging.
There is a possibility of hydrogen emission and explosion
during charging.
Specific fire fighting method :
Cut off the power in case of connection/energizing the
product into the device, if can be coped with safely.
Move the product from the fire area if it is not dangerous.
After extinguishing the fire, continue to cool the container
thoroughly with plenty of water.
Immediately move the movable product to safe place when
fire occurs in surrounding. If it is not movable, cool the
product with water spray.
Keep away the combustible materials to prevent spread fire
around.
Protection for fire-fighters :
Extinguish fire from upwind.
Wear appropriate protective clothes for chemical
(self-contained breathing apparatus, protective glasses, etc.)
to fire fighting.
6. Accidental Release Measures
Personal precautions, protective
equipment and emergency measures :
Wear appropriate protective equipment (gloves, protective
glasses, protective clothing and the like), when processing
the leakage.
Do not touch or walk through the leakage.
Do not breathe dust, mist and vapour.
May form explosive air/gas mixture during charging.
There is a possibility of hydrogen emission and explosion
during charging.
Precautions for the environment :
Be careful to not discharge the product into the rivers, sewer,
and soil.
Method for containment and clean-up :
If dilute sulfuric acid is leaked, stopping the flow with sand
and earth, absorbing mat and the like, remove by absorbing
with them. And then, neutralized with sodium bicarbonate or
slaked lime, and wash off with plenty of water.
Absorb by sprinkling misty water when the gas is generated.
Collected material should be disposed in compliance
with ’13. Disposal Considerations’.
Prevention of secondary hazards :
Immediately remove all ignition sources in the vicinity.
Prepare fire extinguishing equipment just in case it is ignited.
7. Handling and Storage
Handling :
Technical measures ;
Take measure described in ‘8: Exposure Controls and
Personal Protective Equipment’, and wear appropriate
protective equipment.