MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:35
MERCURE TMTM
1. IDENTIFICATION OF THE SUBSTANCE OR PREPARATION AND THE COMPANY/UNDERTAKING
Tetramethylthiuram monosulfide
Product name
nd
Merchem Limited,2 Floor, Malankara Centre,
Supplier
MG Road, Ernakulam,
Cochin ?682035, Kerala, India
Tel. + 91-484-2382285
Fax. + 91-484-2380199
+ 91-484-4089300, (Fax. + 91-484-4089310)
Merchem Limited, Cochin, India
Emergency telephone
Vulcanisation accelerator
Intended use
2. COMPOSITION/INFORMATION ON INGREDIENTS
Information on hazardous ingredients
Tetramethylthiuram monosulfide
Chemical description
Composition / information on ingredients
Chemical name
Number % w/w CAS-number
1 >95.0 97-74-5 Tetramethylthiuram monosulfide
1.0-2.0 8042-47-5 White mineral oil (petroleum)
2
Number EC-number Annex-1 number Symbol(s) Risk-phrase(s)
1 202-605-7 006-080-00-3 N Xn R22 R43 R51/53
232-455-8 none none
2
Formula: C6H12N2S3.
Other information
3. HAZARDS IDENTIFICATION
Harmful if swallowed.
May cause sensitization by skin contact.
Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
4. FIRST AID MEASURES
Dust may be irritating to the respiratory tract and cause symptoms of bronchitis. May
Symptoms and effects
cause alcohol intolerance. Harmful if swallowed. Repeated contact may cause skin
sensitization.
First aid
Do not drink alcohol after exposure.
General
Move to fresh air. If symptoms persist, seek medical advice.
Inhalation
Remove al contaminated clothing immediately. Wash off with plenty of soap and water.
Skin
Seek medical advice if irritation develops. Launder clothes before reuse.
Rinse thoroughly with plenty of water. Eyelids should be held away from the eyebal to
Eye
ensure thorough rinsing. Seek medical advice if irritation develops.
Rinse mouth. Give water to drink. Induce vomiting. Never induce vomiting in
Ingestion
unconscious or confused persons. Seek medical advice.
No specific recommendations.
Advice to physician
5. FIRE-FIGHTING MEASURES
waterspray, water mist, foam, dry chemical powder.
Extinguishing media
waterjet.
Unsuitable extinguishing media
none known.
Special exposure hazards
Emits toxic fumes under fire conditions: hydrogen cyanide (HCN), sulphur dioxide
Hazardous decomposition/
(SO2), nitrous gases (NOx).
combustion products
Wear self contained breathing apparatus.
Protective equipment
Do not allow run-off from fire fighting to enter drains or water courses.
Other information
MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:35
MERCURE TMTM
6. ACCIDENTAL RELEASE MEASURES
For personal protection see Section 8. Avoid dust generation.
Personal precautions
Do not flush into public water courses.
Environmental precautions
Collect as much as possible in a clean container for (preferable) reuse or disposal.
Methods for cleaning up
7. HANDLING AND STORAGE
Avoid contact with skin and eyes. Avoid breathing dust.
Handling
Dust generated during handling and/or storage can form explosive mixtures in air.
Fire and explosion prevention
Store in a dry and cool place.
Storage requirements
8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Ensure good ventilation and local exhaustion of the working area.
Engineering controls
No exposure limit has been established.
Exposure limits
Name
Tetramethylthiuram monosulfide In this country no exposure limit has been established
Personal protection
In case of insufficient ventilation, wear suitable respiratory equipment.
Respiratory
Wear suitable gloves with long cuffs.
Hand
Safety goggles recommended.
Eye
Wear suitable protective clothing.
Skin and body
9. PHYSICAL AND CHEMICAL PROPERTIES
powder
Appearance
yel ow, brownish
Colour
characteristic
Odour
not determined
Boiling point/range
min. 106 癈
Melting point/range
not determined (> 150 ?)
C
Flash point
not determined
Flammability
not determined (> 200 ?)
C
Autoignition temperature
not determined
Explosive properties
not determined
Explosion limits
not applicable
Oxidizing properties
Negligible at room temperatures
Vapour pressure
1400 kg/m?br>
Density
400-440 kg/m?br>
Bulk density
Practically insoluble
Solubility in water
toluene, chloroform, CS2, benzene
Solubility in other solvents
not determined
pH value
not determined
Partition coefficient
n-octanol/water
not applicable
Relative vapour density (air=1)
not applicable
Viscosity
10. STABILITY AND REACTIVITY
Stable under recommended storage and handling conditions (see section 7).
Stability
Heating > 100 ?May catch fire.
C:
Conditions to avoid
oxidizing agents. strong acid. Nitrosating agents may form carcinogenic N-nitrosamines.
Materials to avoid
Thermal decomposition products: carbon monoxide (CO), nitrous gases (NOx), Sulfur
Hazardous decomposition
oxides (SOx).
products
During the vulcanisation process, traces of carcinogenic nitrosamines may be formed.
Other information
MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:35
MERCURE TMTM
11. TOXICOLOGICAL INFORMATION
Tetramethylthiuram monosulfide
Name
Acute toxicity
rat: 730-1390 mg/kg.
Oral LD50
rabbit: > 2000 mg/kg.
Dermal LD50
Irritation
Slightly irritating to skin but not sufficient for classification.
Skin
Slightly irritating to eyes but not sufficient for classification.
Eye
Sensitizing.
Sensitization
no adverse treatment related effects.
Genotoxicity
Developmental toxicity, Carcinogenicity: no adverse treatment related effects.
Other toxicological information
subacute (28 days) oral toxicity ( rat ): Target organs:
15 days inhalation toxicity test ( rat ): Target organs: liver, kidney.
Human experience
Patch testing: Sensitizing,
Irritating to skin.
12. ECOLOGICAL INFORMATION
Tetramethylthiuram monosulfide
Name
Ecotoxicity
96h-LC50 ( Oncorhynchus mykiss ): 2.3 mg/l.
fish
96h-LC50 ( Lepomis macrochirus ): 2.6 mg/l.
48h-EC50 ( Daphnia magna ): 1.6 mg/l.
daphnia
Fate
Not readily biodegradable
Degradation Abiotic
13. DISPOSAL CONSIDERATIONS
Avoid discharge into the environment.
Product
Small quantities: According to local regulations.
Large quantities: Consult Merchem for special advice.
According to local regulations.
Contaminated packaging
Waste code number: Please refer to your specific industry in the European Waste
Other information
Catalogue.
14. TRANSPORT INFORMATION
Land transport (ADR/ RID)
ADR/RID packing group III
9
ADR class
9
RID class
90
Hazard Identification No.
Substance Identification No.
3077
UN number
Environmentally hazardous substance, solid, n.o.s. (tetramethylthiuram monosulfide)
Proper Shipping Name
ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.
(Tetramethylthiuram monosulfide)
Sea transport (IMDG-code/ IMO)
9
IMO/IMDG code Class
III 3077
Packing group UN number
F-A, S-F
EMS Subsidiary Risk
no
Marine pollutant
Environmentally hazardous substance, solid, n.o.s. (tetramethylthiuram monosulfide)
Proper Shipping Name
Air transport (ICAO-TI/ IATA-DGR)
3077
ICAO-TI/IATA-DGR UN number
9 III
Class Packing group
Environmentally hazardous substance, solid, n.o.s. (tetramethylthiuram monosulfide)
Proper Shipping Name
MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:35
MEERCURE TMTM
15. REGULATORY INFORMATION
Tetramethylthiuram monosulfide
Chemical description
Label ing according to EC
See section 2
directives
Annex-1 to directive 67/548/EEC
EC-number
Classification based on
HARMFUL (Xn) DANGEROUS FOR THE
Symbol(s)
ENVIRONMENT (N)
R 22 Harmful if swallowed
R(isk) phrase(s)
R 43 May cause sensitization by skin contact
R 51/53 Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic
environment
S 24 Avoid contact with skin
S(afety) phrase(s)
S 26 In case of contact with eyes, rinse immediately with plenty of water and seek
medical advice
S 37 Wear suitable gloves
S 61 Avoid release to the environment. Refer to special instructions/Safety data sheets
None
Other information
16. OTHER INFORMATION
This information only concerns the above mentioned product and does not need to be valid if used with other product(s) or
in any process. The information is to our best present knowledge correct and complete and is given in good faith but without
warranty. It remains the user's own responsibility to make sure that the information is appropriate and complete for his
special use of this product.
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