MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:20
MERCURE DPG
1. IDENTIFICATION OF THE SUBSTANCE OR PREPARATION AND THE COMPANY/UNDERTAKING
N,N'-Diphenylguanidine
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, Flotation aid
Intended use
2. COMPOSITION/INFORMATION ON INGREDIENTS
Information on hazardous ingredients
N,N'-Diphenylguanidine
Chemical description
Composition / information on ingredients
Chemical name
Number % w/w CAS-number
1 >99.0 102-06-7 N,N'-Diphenylguanidine
Number EC-number Annex-1 number Symbol(s) Risk-phrase(s)
1 203-002-1 612-149-00-4 Xn Xi N R22 R36/37/38 R51/53 R62
Formula: C13H13N3.
Other information
3. HAZARDS IDENTIFICATION
Harmful if swallowed.
Irritating to eyes, respiratory system and skin.
Possible risk of impaired fertility.
Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environmentt.
4. FIRST AID MEASURES
Harmful if swallowed. Irritating to eyes, respiratory system and skin.
Symptoms and effects
First aid
If you feel unwel , seek medical advice (show the label where possible).
General
Move to fresh air. If symptoms persist, seek medical advice.
Inhalation
Wash immediately with soap and water.
Skin
Rinse immediately and as long as possible with plenty of water. Eyelids should be held
Eye
away from the eyebal to ensure thorough rinsing. Seek medical advice if irritation
persists.
Rinse mouth. Give water to drink. Induce vomiting. Never induce vomiting in
Ingestion
unconscious or confused persons. Always seek medical advice.
No specific recommendations.
Advice to physician
5. FIRE-FIGHTING MEASURES
waterspray, water mist, foam, dry chemical powder, Carbon dioxide
Extinguishing media
none known
Unsuitable extinguishing media
Emits toxic fumes under fire conditions.
Special exposure hazards
carbon monoxide (CO), nitrous gases (NOx)
Hazardous decomposition/
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
6. ACCIDENTAL RELEASE MEASURES
For personal protection see Section 8.
Personal precautions
Do not flush into public water courses. Avoid discharge into the environment.
Environmental precautions
Collect as much as possible in a clean container for (preferable) reuse or disposal.
Methods for cleaning up
MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:20
MERCURE DPG
7. HANDLING AND STORAGE
Avoid contact with skin and eyes. Avoid dust generation. Avoid breathing dust.
Handling
No specific recommendations.
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. Avoid dust
Engineering controls
generation.
Exposure limits
Name
N,N'-Diphenylguanidine WEL (TWA): 4 mg/m?(respirable dust).
OES-TWA 10.0 mg/m?(total inhalable dust)
Personal protection
Avoid breathing dust. In case of insufficient ventilation, wear suitable respiratory
Respiratory
equipment.
Wear protective gloves.
Hand
Wear safety goggles.
Eye
Wear suitable protective clothing.
Skin and body
Emergency-shower and facilities for rinsing eyes must be accessible. Although the
Other information
weight of evidence from a number of toxicology studies clearly supports that
diphenylguanidine does not require the classification of R62 (toxic for reproduction),
normal measures should be taken to avoid exposure to dusts.
9. PHYSICAL AND CHEMICAL PROPERTIES
powder
Appearance
whitish
Colour
characteristic
Odour
not determined
Boiling point/range
144 癈
Melting point/range
not determined (> 150 ?C)
Flash point
not (in)flammable
Flammability
not determined (> 500 ?C)
Autoignition temperature
not determined
Explosive properties
not determined
Explosion limits
not applicable
Oxidizing properties
Negligible at room temperatures
Vapour pressure
1200 kg/m?(25 ?C)
Density
280-320 kg/m?br>
Bulk density
0.860 kg/m?(25 癈, pH 7)
Solubility in water
1.470 kg/m?(25 癈, pH 9)
in most organic solvents
Solubility in other solvents
10.2 (10 g/l, Aqueous dispersion)
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 ?Decomposes.
C:
Conditions to avoid
No specific recommendations.
Materials to avoid
Toxic fumes: Aniline, carbon monoxide (CO), nitrous gases (NOx), tetraphenylmelamine,
Hazardous decomposition
triphenylmelamine, triphenylcarbimide.
products
MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:20
MERCURE DPG
11. TOXICOLOGICAL INFORMATION
N,N'-Diphenylguanidine
Name
Acute toxicity
rat: 350 mg/kg.
Oral LD50
rabbit: >2000 mg/kg.
Dermal LD50
Irritation
Slightly irritating to skin but not sufficient for classification (rabbit).
Skin
Overall mean EU eye irritation scores:
Eye
Redness: 3.5.
Swelling: 2.3.
Cornea opacity: 1.0.
Iris lesions: 0.7.
Not mutagenic (in vitro, in vivo)
Genotoxicity
Other toxicological information None
12. ECOLOGICAL INFORMATION
N,N'-Diphenylguanidine
Name
Ecotoxicity
96h-LC50 (Lepomis macrochirus): 9.6 mg/l.
fish
96h-LC50 (Oncorhynchus mykiss): 11.0 mg/l.
96h-LC50 (Pimephales promelas): 4.2 mg/l.
48h-EC50 (Daphnia magna): 17.0 mg/l.
daphnia
96 h-EC50 (Selenastrum capricornutum, Cel count): 1.7 mg/l.
algae
13. DISPOSAL CONSIDERATIONS
Avoid discharge into the environment. This material and its container must be disposed
Product
of as hazardous waste.
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)
9
ADR class
III
9 ADR/RID packing group
RID class
90 3077
Hazard Identification No. Substance Identification No.
3077
UN number
Environmentally hazardous substance, solid, n.o.s. (N,N'-diphenylguanidine)
Proper Shipping Name
ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.
(N,N'-Diphenylguanidine)
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. (N,N'-diphenylguanidine)
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. (N,N'-diphenylguanidine)
Proper Shipping Name
MERCHEM LIMITED
SAFETY DATA SHEET
MSDS NO:20
MERCURE DPG
15. REGULATORY INFORMATION
N,N'-Diphenylguanidine
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 36/37/38 Irritating to eyes, respiratory system and skin
R 62 Possible risk of impaired fertility
R 51/53 Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic
environment
S(afety) phrase(s) S 26 In case of contact with eyes, rinse immediately with plenty of water and seek
medical advice
S 36/37/39 Wear suitable protective clothing, gloves and eye/face protection
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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