Identification
Product identifiers, regulatory numbers, and supplier information
Product Information
- Product Name
- 1,2,3,4-Tetrachlorobenzene
- Product Code
- 131849
- Chemical Name
- 1,2,3,4-Tetrachlorobenzene
Regulatory Identifiers
- CAS Number
- 634-66-2 Check regulations →
- REACH No.
- A registration number is not available for this substance as the substance or its uses are exempted from registration, the annual tonnage does not require a registration or the registration is envisaged for a later registration deadline.
Identified Uses
Laboratory chemicals Manufacture of substances
Manufacturers & Suppliers
Merck Life Science BV
manufacturer
Ildefonse Vandammestraat 5/7B B-1560 HOEILAART
+32 (0)3 899-1301
Emergency Contacts
CHEMTREC
+(32) 28 083237
Anti-poison centre
070 245245
Hazard Identification
GHS classification, signal word, pictograms, and hazard statements
Hazard Classifications
GHS Pictograms
GHS07
GHS09
Hazard Statements
Precautionary Statements
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Composition / Information on Ingredients
Chemical components, concentration ranges, and hazardous substance identification
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| 1,2,3,4-Tetrachlorbenzol EC: 211-214-0 | 634-66-2 | 100% | Yes |
First Aid Measures
Emergency procedures for chemical exposure incidents
After inhalation: fresh air.
In case of skin contact: Take off immediately all contaminated clothing. Rinse skin with water/ shower.
After eye contact: rinse out with plenty of water. Remove contact lenses.
After swallowing: immediately make victim drink water (two glasses at most). Consult a physician.
Immediate Medical Attention
Consult a physician.
Firefighting Measures
Extinguishing media, specific hazards, and firefighter protection
Water Foam Carbon dioxide (CO2) Dry powder
For this substance/mixture no limitations of extinguishing agents are given.
Carbon oxides Hydrogen chloride gas Combustible. Vapors are heavier than air and may spread along floors. Forms explosive mixtures with air on intense heating.
Suppress (knock down) gases/vapors/mists with a water spray jet.
Firefighter Protection
In the event of fire, wear self-contained breathing apparatus.
Accidental Release Measures
Spill cleanup procedures, containment, and environmental protection
Avoid inhalation of dusts. Avoid substance contact. Ensure adequate ventilation. Evacuate the danger area, observe emergency procedures, consult an expert.
Do not let product enter drains.
Take up dry. Dispose of properly. Clean up affected area.
Related Products
Similar products with comparable safety profiles
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CAS: 634-90-2
1,2,4-Trichlorobenzene
CAS: 120-82-1
1,2,4-Trichlorobenzene
CAS: 120-82-1
1,2,3-Trichlorobenzene
CAS: 87-61-6
1,2,3-Trichlorobenzene
CAS: 87-61-6
Handling and Storage
Safe handling precautions, storage conditions, and workplace requirements
For precautions see section 2.2.
Tightly closed. Dry.
Exposure Controls / PPE
Occupational exposure limits, engineering controls, and protective equipment
Full contact Material: Nitrile rubber Minimum layer thickness: 0,11 mm Break through time: 480 min Material tested:KCL 741 Dermatril® L. Splash contact Material: Nitrile rubber Minimum layer thickness: 0,11 mm Break through time: 480 min Material tested:KCL 741 Dermatril® L. This recommendation applies only to the product stated in the safety data sheet, supplied by us and for the designated use. When dissolving in or mixing with other substances and under conditions deviating from those stated in EN 16523-1 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de).
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Safety glasses
Recommended Filter type: Filter A-(P3). The entrepeneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented.
protective clothing
Do not let product enter drains.
Physical and Chemical Properties
Appearance, physical state, melting point, boiling point, and material characteristics
Stability and Reactivity
Chemical stability, hazardous reactions, and incompatible materials
The product is chemically stable under standard ambient conditions (room temperature) .
Forms explosive mixtures with air on intense heating. A range from approx. 15 Kelvin below the flash point is to be rated as critical. The following applies in general to flammable organic substances and mixtures: in correspondingly fine distribution, when whirled up a dust explosion potential may generally be assumed.
Violent reactions possible with: Strong oxidizing agents Bases
Strong heating.
No data available
In the event of fire: see section 5
Ecological Information
Environmental toxicity, biodegradation, and bioaccumulation data
The data for this section has not been processed yet.
Disposal Considerations
Waste treatment methods, disposal recommendations, and waste codes
The data for this section has not been processed yet.
Transport Information
UN numbers, shipping names, transport classes, and regulatory requirements
- UN Number
- 3077
- Shipping Name
- ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S. (1,2,3,4Tetrachlorbenzol)
- Transport Class
- 9
- Packing Group
- III
Regulatory Information
Chemical regulations, safety assessments, and compliance status
The data for this section has not been processed yet.
Frequently Asked Questions
Common questions about safety, handling, and properties
What is the hazard signal word for 1,2,3,4-Tetrachlorobenzene?
The signal word is warning.
What is the physical form of 1,2,3,4-Tetrachlorobenzene?
1,2,3,4-Tetrachlorobenzene is a crystalline with colorless color. It has no data available odor.
What is 1,2,3,4-Tetrachlorobenzene used for?
Laboratory chemicals Manufacture of substances
What are the hazard statements for 1,2,3,4-Tetrachlorobenzene?
This substance has 2 hazard statements:
- H302: Harmful if swallowed.
- H410: Very toxic to aquatic life with long lasting effects.
What is the melting point of 1,2,3,4-Tetrachlorobenzene?
The melting point is 42 - 47 °C - lit. and the boiling point is 254 °C at 1.015 hPa - lit..