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Transcript 
Operating instruction in accordance with
§ 20 GefStoffV
Chair of Material
Science
Print date 23.07.03
Laboratory/work area: Wet laboratory
Activity: Pore etching
Picric acid
2,4,6-Trinitro-phenol
Dangerous for humans and environment
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If dry - then explosion dangerous.
By impact, friction, fire or other ignition sources – explosion dangerous
Forms highly sensitive and explosion dangerous metallic bonds.
Poisonous in case of inhalation, swell.
Safeguard and directives
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Stoke in locked places not accessible for children.
In case of skin contact immediately wash with much water.
Wastes and containers must be disposed in secured ways.
Use suitable protection gloves.
In case of accident or indisposition consult immediately a doctor (if possible, present
this instruction).
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Eyes protection : Use safety glasses.
Hands protection: use safety gloves (Ultranitril 492)
Body protection: Use aprons.
Fire department 0 /112
Behavior in the case of danger
Emergency 0 / 19222
Suitable fire extinguishing agents: Water;
Disposal of spillaged substances: Keep humid. Take up carefully. Supply the
disposal. Wash the place.
First assistance
After
After
After
After
First assistant: (J. Bahr, Tel.: 6183):
inhalation: Fresh air, if necessary do artificial breathing.
skin contact: Wash off with much water. Remove contaminated cloths.
eyes contact: With eyelid open rinse with much water.
swallowing: Drink much water. Consult immediately a doctor!
Adequate disposal
Dispose remainders, empty bundles as special refuse (contact: Kai Rath).
Signature of the responsible person:
_______________________________________
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