Sodium hydroxide (EC: 215-185-5)
Corrosion
Exclamation Mark
Safety Data Sheets
| Manufacturer | Download |
|---|---|
| Alfa Aesar | Download PDF |
| Sigma Aldrich | Download PDF |
| TCI | Download PDF |
Precautionary Statements
| Code | Statement |
|---|---|
P234 |
Keep only in original container. |
P260 |
Do not breathe dust/fume/gas/mist/vapors/spray. |
P264 |
Wash hands [and ...] thoroughly after handling. |
P264+P265 |
Wash hands [and ...] thoroughly after handling. Do not touch eyes. |
P280 |
Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... |
P301+P330+P331 |
IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. |
P302+P352 |
IF ON SKIN: wash with plenty of water/... |
P302+P361+P354 |
IF ON SKIN: Take off Immediately all contaminated clothing. Immediately rinse with water for several minutes. |
P304+P340 |
IF INHALED: Remove person to fresh air and keep comfortable for breathing. |
P305+P351+P338 |
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing. |
P305+P354+P338 |
IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. |
P316 |
Get emergency medical help immediately. |
P317 |
Get emergency medical help. |
P321 |
Specific treatment (see information on this label and safety datasheet)). |
P332+P317 |
If skin irritation occurs: Get medical help. |
P337+P317 |
If eye irritation persists: Get medical help. |
P362+P364 |
Take off contaminated clothing and wash it before reuse. |
P363 |
Wash contaminated clothing before reuse. |
P390 |
Absorb spillage to prevent material damage. |
P405 |
Store locked up. |
P406 |
Store in corrosive resistant/... container with a resistant inner liner. |
P501 |
Dispose of contents/container to ... |
Exposure Limits
| OSHA PEL | 2 mg-m3 |
| NIOSH REL | Ceiling: 2 mg-m3 |
| NIOSH IDLH | 10 mg-m3 |
| Skin Notation | Yes — can be absorbed through skin |
Physical Properties
Colorless to white, odorless solid (flakes, beads, granular form).
| Boiling Point | 2534°F |
| Vapor Pressure | 0 mmHg (approx) |
| Specific Gravity | 2.13 |
NFPA 704 Diamond
0
3
1
Health
Fire
Reactivity
Target Organs
respiratory irritation
Synonyms
caustic soda; lye; soda lye; sodium hydrate
Data Sources
- GHS Classification: PubChem CID 14798
- OSHA PEL: OSHA Occupational Chemical Database
- NIOSH REL/IDLH: NIOSH Pocket Guide
Disclaimer: This information is compiled from public regulatory databases for reference only. It does not replace the manufacturer's Safety Data Sheet (SDS). Always consult the official SDS for your specific product before handling chemicals.
See something wrong? Report a data issue.