Chromic acid (EC: 231-801-5)
Flame Over Circle
Corrosion
Skull and Crossbones
Exclamation Mark
Health Hazard
Environment
Precautionary Statements
| Code | Statement |
|---|---|
P203 |
Obtain, read and follow all safety instructions before use. |
P210 |
Keep away from heat, hot surface, sparks, open flames and other ignition sources. No smoking. |
P220 |
Keep away from clothing and other combustible materials. |
P233 |
Keep container tightly closed. |
P260 |
Do not breathe dust/fume/gas/mist/vapors/spray. |
P261 |
Avoid breathing dust/fume/gas/mist/vapors/spray. |
P262 |
Do not get in eyes, on skin, or on clothing. |
P264 |
Wash hands [and ...] thoroughly after handling. |
P264+P265 |
Wash hands [and ...] thoroughly after handling. Do not touch eyes. |
P270 |
Do not eat, drink or smoke when using this product. |
P271 |
Use only outdoors or in a well-ventilated area. |
P272 |
Contaminated work clothing should not be allowed out of the workplace. |
P273 |
Avoid release to the environment. |
P280 |
Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... |
P283 |
Wear fire resistant or flame retardant clothing. |
P284 |
[In case of inadequate ventilation] Wear respiratory protection. |
P301+P316 |
IF SWALLOWED: Get emergency medical help immediately. |
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+P354+P338 |
IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. |
P306+P360 |
IF ON CLOTHING: Rinse Immediately contaminated CLOTHING and SKIN with plenty of water before removing clothes. |
P316 |
Get emergency medical help immediately. |
P317 |
Get emergency medical help. |
P318 |
if exposed or concerned, get medical advice. |
P319 |
Get medical help if you feel unwell. |
P320 |
Specific treatment is urgent (see ... on this label). |
P321 |
Specific treatment (see information on this label and safety datasheet)). |
P330 |
Rinse mouth. |
P333+P317 |
If skin irritation or rash occurs: Get medical help. |
P342+P316 |
If experiencing respiratory symptoms: Get emergence medical help immediately. |
P361+P364 |
Take off immediately all contaminated clothing and wash it before reuse. |
P362+P364 |
Take off contaminated clothing and wash it before reuse. |
P363 |
Wash contaminated clothing before reuse. |
P370+P378 |
In case of fire: Use ... to extinguish. |
P371+P380+P375 |
In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion. |
P391 |
Collect spillage. |
P403 |
Store in a well-ventilated place. |
P403+P233 |
Store in a well-ventilated place. Keep container tightly closed. |
P405 |
Store locked up. |
P420 |
Store separately. |
P501 |
Dispose of contents/container to ... |
Physical Properties
CrO₃: Dark-red, odorless flakes or powder.
| Boiling Point | 482°F (decomposes) |
| Vapor Pressure | very low |
| Specific Gravity | 2.70 |
NFPA 704 Diamond
0
3
1
Health
Fire
Reactivity
Synonyms
chromic acid, chromic anhydride, chromic oxide, chromium(VI) oxide (1:3), chromium trioxide, ammonium chromate, ammonium dichromate, barium chromate, basic lead chromate, calcium chromate, chromium [VI] chloride, chromium trioxide, chromyl chloride, lead chromate, potassium chromate, potassium dichromate, sodium chromate, sodium dichromate, strontium chromate, molybdenum orange, zinc chromate, zinc chromate hydroxides, zinc potassium chromates (hydroxides)
Data Sources
- GHS Classification: PubChem CID 24425
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.
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