Deltech Monomers DiEB (Di-Ethylbenzene)

1 of 9 products in this brand
DIEB (Di-Ethylbenzene) is a clear amber liquid with excellent stability. This product is widely used in multiple applications, including lubricating oils, heat transfer fluids, and the manufacturing of synthetic rubber and resins. It is intended for commercial and industrial applications requiring consistent and high-performance characteristics. DiEB serves as a raw material for various uses and has an odor characteristic of aromatic hydrocarbons.

Physical Form: Liquid

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Enhanced TDS

Identification & Functionality

Base Chemicals Functions

Applications & Uses

Fluids & Lubricants Type
Base Chemicals End Uses


Physical Form
Clear amber liquid
Typical Properties
ValueUnitsTest Method / Conditions
Purity Assay (Total 1-3 & 1-4 Isomers)min. 96%GC
1-2 Isomer (o-DIEB)max. 0.5%GC
Molecular Weight134.22g/mol-
Specific Gravity (at 25°C)0.87--
Flash Point57.0°CTCC
Boiling Point (at 760mm Hg)180 - 182°C-
Moisture Contentmax. 80ppmKarl Fisher Tit.
Lights2 - 3%GC
Heavies1 - 2%GC

Regulatory & Compliance

Certifications & Compliance
Chemical Inventories

Safety & Health

Precautions for Safe Handling

Use only outdoors or in a well-ventilated area. Keep away from heat, sparks and open flame. No smoking. Keep container tightly closed. Ground/Bond container and receiving equipment. Use explosion-proof electrical and ventilating equipment. Use only non-sparking tools. Take precautionary measures against static diskharge. Wear protective gloves and eye/face protection. Avoid breathing mist or vapor. Wash hands and face thoroughly after handling. Do not ingest. Avoid contact with eyes, skin and clothing. Do not eat, drink, smoke or use cosmetics while working with this product. Avoid contact with incompatible materials. Empty containers retain residue (liquid and/or vapor) and can be dangerous.

Safety Instruction

DIEB is an aspiration hazard. Aspiration into the lungs during swallowing or subsequent vomiting may cause chemical pneumonitis, which can be fatal. Ingestion may cause gastrointestinal irritation, nausea, vomiting and diarrhea. Ingestion of larger amounts may cause defects to the central nervous system (e.g. dizziness, headache). Causes skin irritation. Symptoms may include redness, blistering, pain and swelling. Direct eye contact may cause slight or mild, transient irritation. Symptoms may include tearing, redness and diskomfort. May cause respiratory irritation. Symptoms may include upper respiratory irritation, coughing and breathing difficulties. May cause drowsiness and dizziness. Symptoms may include pain, headache, nausea, vomiting, dizziness, drowsiness and other central nervous system effects.

Storage & Handling

Storage Condition

Store in a well ventilated place. Keep cool. Keep container tightly closed. Store locked up. Keep away from heat and sunlight. Store away from incompatible materials. Take measures to prevent the build-up of electrostatic charge. After prolonged storage, may release explosive peroxides in the presence of air. Rate of peroxide formation is not known. Storage area should be clearly identified, clear of obstruction and accessible only to trained and authorized personnel. Inspect periodically for damage or leaks. No smoking. Have appropriate fire extinguishers and spill clean-up equipment in or near storage area.