159319

Sodium hydroxide Reag. Ph Eur

Caustic soda

CAS :1310-73-2

Storage class :8

Water pollution class :1

Hazard / Symptom
Hazard	Causes severe burns.
After inhalation	burns of mucous membranes
After skin contact	Burns.
After eye contact	Burns. Risk of blindness!
After swallowing	irritations of mucous membranes in the mouth, pharynx, oesophagus and gastrointestinal tract. Risk of perforation in the oesophagus and stomach.

Protective equipments / General working measures

In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

Accidental release measures / Fire-fighting measures
Person-related precautionary measures	Avoid generation of dusts; do not inhale dusts.
Environmental-protection measures	Do not allow to enter sewerage system.
Procedures for cleaning / absorption	Carefully take up dry. Forward for disposal. Clean up affected area.
Additional notes	Render harmless: neutralize with dilute sulfuric acid.
Suitable extinguishing media	CO₂, powder. Cover with dry sand or cement.

First aid

After inhalation	fresh air. Summon doctor.
After skin contact	wash off with plenty of water. Dab with polyethylene glycol 400. Immediately remove contaminated clothing.
After eye contact	rinse out with plenty of water for at least 10 minutes with the eyelid held wide open. Immediately summon eye specialist.
After swallowing	make victim drink plenty of water (if necessary several litres), avoid vomiting (risk of perforation!). Immediately summon doctor. Do not attempt to neutralize.