Safety data sheet
According to EC Directive 91/155/EEC
MERCK
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1. Identification of the substance/preparation and of the company/undertaking
Identification of the product
Catalogue No.: 159522
Product name: Glycerol anhydrous Reag. Ph Eur

Manufacturer/supplier identification
Company: Merck Ltd.
9th Floor, Monterey Tower, 2170 New Petchburi Road, Bangkapi, Huaykwang, Bangkok 10320
Tel: (662) 308 - 0218

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2. Composition/information on ingredients
Synonyms
1,2,3-Propantriol ; Trihydroxylpropan ; Protol

CAS-No.: 56-81-5 EC-Index-No.: -
Molar mass: 92.10 EINECS-No.: 200-289-5
Molecular formula: C3H8O3

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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.

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4. First aid measures
After inhalation: fresh air. Consult doctor if feeling unwell.
After skin contact: wash off with water. Remove contaminated clothing.
After eye contact: rinse out with plenty of water.
After swallowing: make victim drink plenty of water. Consult doctor if feeling unwell.

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5. Fire-fighting measures
Suitable extinguishing media:
foam , powder , spray water Fire extinguisher: powder , carbon dioxide , water

Special risks:
Combustible. Vapours heavier than air. Forms explosive mixtures with air on intense heating.
The following may develop in event of fire: Acrolein

Special protective equipment for fire fighting:
Do not stay in dangerous zone without suitable chemical protection clothing and self-contained breathing apparatus.

Other information:
Cool container with spray water from a save distance. Contain escaping vapours with water.
Prevent fire-fighting water from entering surface water or groundwater.

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6. Accidental release measures
Person-related precautionary measures:
Do not inhale vapours/aerosols.

Procedures for cleaning / absorption:
Take up with liquid-absorbent material (e.g. Chemizorb® ). Forward for disposal. Clean up affected area.

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7. Handling and storage
Handling:
No further requirements.

Storage:
Tightly closed. Dry. Storage temperature: no restrictions.

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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.

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9. Physical and chemical properties
Form: liquid
Colour: colourless
Odour: odourless
pH value
at 100 g/l water (20 °C) ~ 5
Viscosity dynamic (20 °C) 1400 mPa*s
Melting temperature 18 °C
Boiling temperature 290 °C
Ignition temperature ~ 429 °C
Flash point 177 °C
Explosion limits lower 0.9 Vol%
upper
Vapour pressure (20 °C) 0.01 mbar
Density (20 °C) 1.26 g/cm3
Solubility in water (20 °C) soluble
Thermal decomposition > 290 °C

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10. Stability and reactivity
Conditions to be avoided
Strong heating.

Substances to be avoided
strong oxidizing agents , nitric acid / conc. sulfuric acid , phosphorus oxides , peroxi compounds , hydrogen peroxide , halogens

Hazardous decomposition products
in the event of fire : Acrolein

Further information
hygroscopic ;
Explosible with air in a vaporous/gaseous state when heated.

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11. Toxicological information
Acute toxicity
LD50 (oral, rat): 12600 mg/kg ;
LC50 (inhalation, rat): > 570 mg/m3 /1 h ;

Further toxicological information
Naturally occurring substance.
After inhalation: Irritations of: respiratory tract , lungs
Slight irritations of: skin , mucous membranes
After swallowing of large amounts: vomiting , gastric pain , headache , drowsiness , diarrhoea , cyanosis

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12. Ecological information
Biologic degradation:
Degradability:
Readily biodegradable (reduction: DOC >70 %; BOD >60 %; BOD5 to COD >50 %).

Behavior in environmental compartments:
Evaluation number (FRG) (bacteria): < 2 ; Evaluation number (FRG) (fish): < 2 ; Evaluation number (FRG) (mammal): 1 ;

Ecotoxic effects:
Biological effects: Harmfull effect for aquatic organisms: low.
Fish toxicity: fish LC50: > 10000 mg/l ; L.idus LC100: > 10000 mg/l ;
Algeal toxicity: M.aeruginosa EC0: 2900 mg/l ; Sc.quadricauda EC0: > 10000 mg/l ;
Bacterial toxicity: Ps.pudita EC0: > 10000 mg/l ;
aquatic organisms LC50: > 1000 mg/l /96 h ;

Further ecologic data:
No ecological problems are to be expected when the product is handled and used with due care and attention.

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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.

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14. Transport information
Not subject to transport regulations.

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15. Regulatory information
Labelling according to EC Directives
R-phrases: ---
S-phrases: ---

German regulations
Water pollution class 0 (generally nonpolluting substance)

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16. Other information
Reason for alteration
General update.
Addition in the chapter ecology.
Addition in the chapter toxicology.

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