POTASSIUM HYDROXIDE | ICSC: 0357 (May 2010) |
Caustic potash Potassium hydrate Potassium lye |
CAS #: 1310-58-3 |
UN #: 1813 |
EC Number: 215-181-3 |
ACUTE HAZARDS | PREVENTION | FIRE FIGHTING | |
---|---|---|---|
FIRE & EXPLOSION | Not combustible. Contact with moisture or water may generate sufficient heat to ignite combustible materials. Risk of fire and explosion on contact with incompatible substances. See Chemical Dangers. | NO contact with water. NO contact with incompatible materials: See Chemical Dangers | In case of fire in the surroundings, use appropriate extinguishing media. |
PREVENT DISPERSION OF DUST! AVOID ALL CONTACT! IN ALL CASES CONSULT A DOCTOR! | |||
---|---|---|---|
SYMPTOMS | PREVENTION | FIRST AID | |
Inhalation | Cough. Sore throat. Burning sensation. Shortness of breath. | Use local exhaust or breathing protection. | Fresh air, rest. Refer immediately for medical attention. |
Skin | Redness. Pain. Serious skin burns. Blisters. | Protective gloves. Protective clothing. | Remove contaminated clothes. Rinse skin with plenty of water or shower for at least 15 minutes. Refer immediately for medical attention. |
Eyes | Redness. Pain. Blurred vision. Severe burns. | Wear face shield or eye protection in combination with breathing protection. | First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. |
Ingestion | Abdominal pain. Burns in mouth and throat. Burning sensation in the throat and chest. Nausea. Vomiting. Shock or collapse. | Do not eat, drink, or smoke during work. | Rinse mouth. Do NOT induce vomiting. If within a few minutes after ingestion, one small glass of water may be given to drink. Refer immediately for medical attention. |
SPILLAGE DISPOSAL | CLASSIFICATION & LABELLING |
---|---|
Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Sweep spilled substance into covered plastic containers. Carefully collect remainder. Then store and dispose of according to local regulations. |
According to UN GHS Criteria DANGER
Harmful if swallowedCauses severe skin burns and eye damage May cause respiratory irritation Transportation |
STORAGE | |
Separated from food and feedstuffs, strong acids and metals. Store only in original container. Dry. Well closed. Store in an area without drain or sewer access. | |
PACKAGING | |
Do not transport with food and feedstuffs. |
POTASSIUM HYDROXIDE | ICSC: 0357 |
PHYSICAL & CHEMICAL INFORMATION | |
---|---|
Physical State; Appearance
Physical dangers
Chemical dangers
|
Formula: KOH |
EXPOSURE & HEALTH EFFECTS | |
---|---|
Routes of exposure
Effects of short-term exposure
|
Inhalation risk
Effects of long-term or repeated exposure
|
OCCUPATIONAL EXPOSURE LIMITS |
---|
TLV: 2 mg/m3 (ceiling value) |
ENVIRONMENT |
---|
This substance may be hazardous to the environment. Special attention should be given to aquatic organisms. |
NOTES |
---|
The occupational exposure limit value should not be exceeded during any part of the working exposure. NEVER pour water into this substance; when dissolving or diluting always add it slowly to the water. Other UN number: UN1814 Potassium hydroxide solution, hazard class 8, packing group II-III. |
ADDITIONAL INFORMATION | ||
---|---|---|
EC Classification Symbol: C; R: 22-35; S: (1/2)-26-36/37/39-45 |
All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material. | |
See Also: Toxicological Abbreviations POTASSIUM HYDROXIDE (JECFA Evaluation)