1. Identification of the substance

Name of material : Acetone, reagent grade AR

Synonyms: -

CAS No.: 67-64-1
Molecular Weight: 58.08 mol/g
Chemical Formula: C3H6O

Product Codes: A1084

2. Composition / information on ingredients

Acetone

3. Hazards identification

Highly flammable. Irritating to eyes.

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 water

After ingestion : make victim drink plenty of water. Consult doctor if feeling unwell.

5. Fire – fighting measures

Suitable extinguishing media : foam, powder.

Special risk: Combustible. Vapors heavier than air. Forms explosive mixtures with air at normal temperatures. Formation of combustion gases or dangerous vapors possible in event of fire.

Further information: Prevent fire-fighting water from entering surface water or groundwater.

6. Accidental release measures

Person-related precautionary measures: Do not inhale vapors/aerosols. Ensure supply of fresh air in enclosed rooms.

Environmental precautions: Do not allow to enter sewerage system.

Procedures for cleaning / absorption: Take up with liquid-absorbent material. Forward for disposal.

Clean up.

7. Handling and storage

Handling: Keep away from sources of ignition. Take measures to prevent electrostatic charging.

Storage: Store tightly closed, dry, in a well-ventilated place. Away from combustible materials and sources of ignition and heat.

8. Exposure controls / personal protection

Personal protective equipment :

Respiratory protection : required when vapor / aerosols are generated

Hand protection : required.

Eye protection : required.

Industrial hygiene : Wash hands after working with substance. Change contaminated clothing.

9. Physical and chemical properties

Form : liquid

Color : colorless

Odor : fruity

pH value : 5-6

Melting temperature : -95.4 ºC

Boiling temperature : 56.2 ºC

Flash point : < -20 ºC

Explosion limits (low) :2.6 Vol%

Explosion limits (high): 13 Vol%

Vapor pressure : (20 ºC) 105 mbar

Density (25 ºC) : 0,79 g/cm3

Solubility in water (20 ºC) : soluble

10. Stability and reactivity

Conditions to be avoided : Heating.
Substances to be avoided : halogenated hydrocarbons /alkali hydroxides, oxidizing agents (CrO3 , nitric acid, peroxide compounds, ...).
Hazardous decomposition products : peroxide compounds.
Further information: : Explosible with air in a vaporous/gaseous state.

11. Toxicology information

Acute toxicity:

LD50(oral, rat): 5800 mg/kg

After skin contact : : irritations.
After eye contact: : irritations. Risk of corneal clouding.
After ingestion : : nausea and vomiting.
In high doses: CNS disorders, drowsiness, dizziness, narcosis, inebriation, drop in blood pressure.
Cannot be excluded: impaired function of respiratory tract, heart.
Good warning effect due to low odour threshold.

12. Ecological information

Biological effects:
Fish toxicity: L.macrochirus LC50 : 8300 mg/l;
Arthropods: Daphnia magna EC50 : 12600-12700 mg/l.
Further ecologic data:
No ecological problems are to be expected when the product is handled and used with due care and attention.

13. Disposal consideration

Product :

It is recommended that you contact either the authorities in charge or approval waste disposal companies which will advise you on hoe to dispose of special waste.

Packaging :

Disposal in compliance with official regulations. If not official specified differently, non-contaminated packaging may be treated like household waste or recycled

14. Transport information

Transport over land ADR/RID and GGVS/GGVE (Germany):
GGVS/GGVE class: 3/3B
ADR/RID class: 3/3B
River transport: not examined
Sea transport IMDG:
IMDG class: 3.1/II.UN-No: 1090
Air transport ICAO-TI and IATA-DGR
ICAO/IATA class: 3/II.UN-No: 1090

15. Regulatory information

Symbol : Xi (Irritant), F (Highly flammable)
R-phrases : 11-36-66-67 Highly flammable. Irritating to eyes. Repeated exposure may cause skin dryness or cracking. Vapors may cause drowsiness and dizziness.
S-phrases : 9-16-26 Keep container in a well ventilated place. Keep away from sources of ignition - No Smoking. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
EEC-No : 200-662-2


16. Other information

Reason for the revision: General update.

Date: 25/7/2007

No warranty, expressed or implied for a particular purpose or otherwise is made, except that the products herein discussed comply to the chemical description on the labels. Buyer assumes risks of the use, storage and handling. Producer or distributors shall not be liable for any incidental or consequential damages arising directly or indirectly in connection with the purchase, use, storage or handling of this product. The information contained herein is, to the best of our knowledge, true and accurate. However, all recommendations or suggestions are made without guarantee, since the conditions of use are beyond our control. We disclaim any liability incurred in connection with the use of these data or suggestions

MSDS : Acetone AR A1084 Page 3 of 4