|1,2,4-TRIMETHYLBENZENE||ICSC: 1433 (June 2002)|
| CAS #: 95-63-6
| UN #: 1993
|EC Number: 202-436-9
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Flammable. Above 44°C explosive vapour/air mixtures may be formed.||NO open flames, NO sparks and NO smoking. Above 44°C use a closed system, ventilation and explosion-proof electrical equipment. Prevent build-up of electrostatic charges (e.g., by grounding).||Use alcohol-resistant foam, dry powder, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water.|
|PREVENT GENERATION OF MISTS!|
|Inhalation||Confusion. Cough. Dizziness. Drowsiness. Headache. Sore throat. Vomiting.||Use ventilation, local exhaust or breathing protection.||Fresh air, rest. Refer for medical attention.|
|Skin||Redness. Dry skin.||Protective gloves.||Rinse skin with plenty of water or shower.|
|Eyes||Redness. Pain.||Wear safety spectacles.||First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.|
|Ingestion||See Inhalation.||Do not eat, drink, or smoke during work.||Rinse mouth. Do NOT induce vomiting. Refer for medical attention .|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. Do NOT wash away into sewer. Do NOT let this chemical enter the environment.||
According to UN GHS Criteria
|Fireproof. Separated from strong oxidants. Well closed. Keep in a well-ventilated room.|
|PHYSICAL & CHEMICAL INFORMATION|
Physical State; Appearance
|EXPOSURE & HEALTH EFFECTS|
Routes of exposure
Effects of short-term exposure
Effects of long-term or repeated exposure
|OCCUPATIONAL EXPOSURE LIMITS|
EU-OEL: 100 mg/m3, 20 ppm as TWA.
MAK: 100 mg/m3, 20 ppm; peak limitation category: II(2); pregnancy risk group: C
|The substance is toxic to aquatic organisms. Bioaccumulation of this chemical may occur in fish.|
|Use of alcoholic beverages enhances the harmful effect.
Depending on the degree of exposure, periodic medical examination is suggested.
See ICSCs 1155, 1362 and 1389.
1,3,5-Trimethylbenzene (Mesitylene) is classified as a marine pollutant.
Symbol: Xn, N; R: 10-20-36/37/38-51/53; S: (2)-26-61
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