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1. Identification of the substance/preparation and of the company/undertaking |
Identification of the product | ||
Catalogue No.: | 800762 | |
Product name: | Terephthalic acid for synthesis |
Manufacturer/supplier identification | ||
Company: |
Merck Ltd. 9th Floor, Monterey Tower, 2170 New Petchburi Road, Bangkapi, Huaykwang, Bangkok 10320 Tel: (662) 308 - 0218 |
2. Composition/information on ingredients |
Synonyms |
1,4-Benzenedicarboxylic acid ; p-Phthalic acid |
CAS-No.: | 100-21-0 | EC-Index-No.: | - | ||
Molar mass: | 166.13 | EINECS-No.: | 202-830-0 | ||
Molecular formula: | C8H6O4 |
3. Hazards identification |
According to the evaluative data available, a classification according to categories of danger as specified in Directive 67/548/EEC and laid down in the legislation of the country concerned is not required. |
4. First aid measures |
Eye and skin contact: rinse out with water. Remove contaminated clothing. After inhalation: fresh air. After swallowing: make the victim drink plenty of water, induce vomiting. Consult doctor if feeling unwell. |
5. Fire-fighting measures |
Suitable extinguishing media: |
powder , foam |
Special risks: |
Combustible. In the event of decomposition: danger of explosion! |
6. Accidental release measures |
Carefully take up dry. Avoid generation of dusts. |
7. Handling and storage |
Handling: |
No further requirements. |
Storage: |
tightly closed |
8. Exposure controls/personal protection |
Personal protective equipment: | |
Respiratory protection: | required |
Eye protection: | required |
Hand protection: | required |
Industrial hygiene: | Change contaminated clothing. Wash hands after working with substance. |
9. Physical and chemical properties |
Form: | fine crystals | |||
Colour: | white | |||
Odour: | acidic | |||
pH value | not available | |||
Melting temperature | not available | |||
Boiling temperature | not available | |||
Ignition temperature | 678 °C | |||
Flash point | not available | |||
Explosion limits | lower | not available | ||
upper | not available | |||
Solubility in | water | (20 °C) | insoluble | |
ethanol | (20 °C) | slightly soluble | ||
ether | (20 °C) | slightly soluble |
10. Stability and reactivity |
no information available |
11. Toxicological information |
Acute toxicity |
LD50 (oral, rat): 18800 mg/kg |
Further toxicological information |
After skin contact: Irritations. After eye contact: Irritations. After inhalation: Irritations of the mucous membranes, coughing, and dyspnoea. After swallowing: irritations of mucous membranes in the mouth, pharynx, oesophagus and gastrointestinal tract. |
Further data |
Further hazardous properties cannot be excluded. The product should be handled with the care usual when dealing with chemicals. |
12. Ecological information |
No ecological problems are to be expected when the product is handled and used with due care and attention. |
13. Disposal considerations |
Product: |
There are no uniform EC Regulations for the disposal of chemicals or residues. Chemical residues generally count as special waste. The disposal of the latter is regulated in the EC member countries through corresponding laws and regulations. We recommend that you contact either the authorities in charge or approved waste disposal companies which will advise you on how to dispose of special waste. |
Packaging: |
Disposal in compliance with official regulations. Handle contaminated packaging in the same way as the substance itself. If not officially specified differently, non-contaminated packaging may be treated like household waste or recycled. |
14. Transport information |
Not subject to transport regulations. |
15. Regulatory information |
Labelling according to EC Directives | ||
R-phrases: | --- | |
S-phrases: | --- |
German regulations | ||
Water pollution class | 1 | (slightly polluting substance) |
16. Other information |
no information available |