Chemical Product Identification & Regulatory Data
Official chemical identifiers, CAS numbers, and regulatory compliance information
Basic Product Information
Regulatory Identifiers
Chemical Abstracts Service registry number - unique identifier for chemical substances
Uses Information
Overview
Hydroquinone is a off-white substance commonly used laboratory chemicals.
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GHS Hazard Classification & Safety Warnings
Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications
Classification Status
Signal Word
Hazard Classifications
GHS Hazard Pictograms & Safety Symbols
GHS05
GHS08
GHS07
GHS09
GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions
Hazard Statements
- H318: Causes serious eye damage
- H341: Suspected of causing genetic defects
- H317: May cause an allergic skin reaction
- H351: Suspected of causing cancer
- H302: Harmful if swallowed
- H400: Very toxic to aquatic life
Precautionary Statements
- P280: Wear protective gloves/ protective clothing/ eye protection/ face protection
- P312: Call a POISON CENTER or doctor/ physician if you feel unwell
- P302 + P350: IF ON SKIN: Gently wash with plenty of soap and water
- P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
- P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/ physician if you feel unwell
- P273: Avoid release to the environment
Chemical Manufacturers & Supply Chain
Authorized suppliers, manufacturers, and distribution network information
Acros Organics BVBA
distributor
Janssen Pharmaceuticalaan 3a 2440 Geel, Belgium
BE
24/7 Emergency Response & Poison Control
Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies
Acros Organics BVBA
001-800-ACROS-01
US
For information in the US
Acros Organics BVBA
+32 14 57 52 11
BE
For information in Europe
Acros Organics BVBA
+32 14 57 52 99
BE
Emergency Number, Europe
Acros Organics BVBA
001-201-796-7100
US
Emergency Number, US
CHEMTREC
001-800-424-9300
US
CHEMTREC Phone Number, US
CHEMTREC
001-703-527-3887
US
CHEMTREC Phone Number, Europe
Chemical Composition & Hazardous Ingredients
Detailed component analysis, concentration ranges, and hazardous substance identification
Chemical Components & Hazardous Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Hydroquinone EC: 204-617-8 | 123-31-9 | 99% | ⚠️ Hazardous |
Composition Notes
For the full text of the R-phrases and H-Statements mentioned in this Section, see Section 16
Emergency First Aid Measures
Critical first aid procedures for chemical exposure incidents and medical emergencies
🫁 Inhalation Exposure
Remove from exposure, lie down. Move to fresh air. If breathing is difficult, give oxygen. If not breathing, give artificial respiration. Obtain medical attention.
🖐️ Skin Contact
Wash off immediately with soap and plenty of water while removing all contaminated clothes and shoes. Obtain medical attention.
👁️ Eye Contact
Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Obtain medical attention.
🍽️ Ingestion/Swallowing
Clean mouth with water. Get medical attention.
Medical Treatment
Treat symptomatically
Related Chemical Substances & Alternative Products
Similar chemicals with comparable safety profiles and industrial applications
Technical Specifications & Material Properties
Physical state, chemical properties, melting point, boiling point, and material characteristics
Exposure Controls & Personal Protective Equipment (PPE)
Occupational exposure limits, engineering controls, and required safety equipment
🏭 Engineering Controls
Ensure adequate ventilation, especially in confined areas Ensure that eyewash stations and safety showers are close to the workstation location
🧤 Hand Protection
Protective gloves
👁️ Eye Protection
Tightly fitting safety goggles
😷 Respiratory Protection
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced
🦺 Skin/Body Protection
Wear appropriate protective gloves and clothing to prevent skin exposure
🌍 Environmental Exposure Controls
No information available.
Transportation & Shipping Information
UN numbers, shipping names, transport classes, and regulatory transport requirements
🏷️ UN Number
UN3077
⚠️ Transport Hazard Class
9
📋 Packing Group
III
Chemical Safety FAQ & Common Questions
Most frequently asked questions about safety, handling, storage, and regulatory compliance
What is the hazard signal word for Hydroquinone?
The signal word for this substance is "danger".
What is the physical form of Hydroquinone?
Hydroquinone is a solid appearing as off-white with off-white color. It has odorless odor.
What is Hydroquinone used for?
Laboratory chemicals
What are the hazard statements for Hydroquinone?
This substance has 6 hazard statements: H318: Causes serious eye damage H341: Suspected of causing genetic defects H317: May cause an allergic skin reaction H351: Suspected of causing cancer H302: Harmful if swallowed H400: Very toxic to aquatic life
What is the melting point of Hydroquinone?
The melting point is 170 - 174C / 338 - 345.2F and the boiling point is 285 - 287C / 545 - 548.6F@ 760 mmHg.