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1. Identification of the substance/preparation and of the company/undertaking |
Identification of the product | ||
Catalogue No.: | 107478 | |
Product name: | 1,2-Propanediol extra pure DAB,Ph Eur,BP,USP |
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 |
1,2-Propylene glycol ; 1,2-dihydroxypropane |
CAS-No.: | 57-55-6 | EC-Index-No.: | - | ||
Molar mass: | 76.10 | EINECS-No.: | 200-338-0 | ||
Molecular formula: | C3H8O2 |
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 |
After skin contact: wash off with plenty of water. Remove contaminated clothing. After eye contact: rinse out with plenty of water with the eyelid held wide open. After inhalation: fresh air. After swallowing: make victim drink plenty of water, induce vomiting, summon doctor. Gastric lavage. |
5. Fire-fighting measures |
Suitable extinguishing media: |
Water, CO2, foam, powder. |
Special risks: |
Combustible. Vapours heavier than air. Formation of hazardous combustion gases or vapours possible in event of fire. Formation of explosive mixtures possible with air. |
6. Accidental release measures |
Take up with liquid-absorbent material (e.g. Chemizorb® ). Forward for disposal. Clean up affected area. |
7. Handling and storage |
Handling: |
No further requirements. |
Storage: |
Store at +15°C to +25°C. Tightly closed. In a well-ventilated place. Away from sources of ignition. |
8. Exposure controls/personal protection |
Personal protective equipment: | |
Respiratory protection: | required when vapours/aerosols are generated. |
Eye protection: | required |
Hand protection: | not required |
Industrial hygiene: | Change contaminated clothing. Wash hands after working with substance. |
9. Physical and chemical properties |
Form: | liquid | |||
Colour: | colourless | |||
Odour: | characteristic | |||
pH value | ||||
at 100 g/l water | (20 °C) | 6 - 8 | ||
Viscosity | dynamic | (20 °C) | 45 mPa*s | |
Melting temperature | -59 °C | |||
Boiling temperature | 184 - 189 °C | |||
Ignition temperature | 410 °C | |||
Flash point | 103 °C | |||
Explosion limits | lower | 2.6 Vol% | ||
upper | 12.6 Vol% | |||
Vapour pressure | (20 °C) | »ÃÐÁÒ³ 0.2 mbar | ||
Density | (20 °C) | 1.04 g/cm3 | ||
Solubility in | water | (20 °C) | soluble | |
Refractive index | (20 °C) | 1.43 |
10. Stability and reactivity |
Conditions to be avoided |
no information available |
Substances to be avoided |
with oxidizing agent ; Explosible with air in a vaporous/gaseous state. |
Hazardous decomposition products |
no information available |
Further information |
hygroscopic |
11. Toxicological information |
Systemic effects: |
Slight irritations of: mucous membrane and eyes Very low acute toxicity in animal experiments. Acute toxicity: LD50 (oral, rat): 20000 mg/kg |
12. Ecological information |
No ecological problems are to be expected when the product is handled and used with due care and attention. Biological degradability: good. When introduced properly, no impairments in the function of adapted biological waste-water-treatment plants are to be expected. Biological effects: Toxic for aquatic organisms Fish toxicity: fish LC50: > 1000 mg/l /96 h |
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 | 0 | (generally nonpolluting substance) |
16. Other information |
no information available |