Safety Data Sheet
UZIN KR 421
2-Component Epoxy-Adhesive Component A
Version: 07 revised: 08/02/06 replacement version 06: 06/03/03 page 1 of 4
1. Identification of the product and company
1.1 Product name
UZIN KR 421 2-Component Epoxy-Adhesive Component A.
This component must be mixed with Component B of the product, with due consideration to the mixing ratio.
Please also read the Safety Data Sheet for Component B.
1.2 Manufacturer
UZIN UTZ AG.
Dieselstra遝 3
D-89079 Ulm
Tel.: +49 731 4097-0
Fax: +49 731 4097-110
In the UK:
UZIN Ltd., 7/8 Cholswell Court Shippon, Abingdon, OX 13 6 HW
Tel. 01235/53 41 06
Fax 01235/53 41 07
Information Services:
UZIN UTZ AG, Product Security Department: tel.: +49 731 4097-207
24-hour emergency transport information: tel.: +49 621 60 43 333
24-hour emergency medical information: tel.: +49 30 19 240
2. Composition/information on ingredients
Water-free, 2-component epoxy-resin adhesive with inorganic fillers (chalk, quartz sand).
Hazardous substances CAS-No. EINECS-No. % - share Classification*
Epoxy-resins with mean 25068-38-6 - 5-10 Xi, N
molecular weight 700 R 36/38, 43, 51/53
Ethyl acetate 141-78-6 205-500-4 1-5 F, Xi
R 11, 36, 66, 67
* For the wording of the R-phrases see section 16.
3. Hazards identification
Hazard designation:
Xi Irritant
Contains epoxy-resins with mean molecular weight 700.
Special hazard instructions:
R 36/38 Irritating to eyes and skin
R 43 May cause sensitization by skin contact
R 52/53 Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment
4. First-aid measures
After inhalation: Provide a fresh air supply.
After skin contact: Immediately remove with cellulose, wash with plenty of soap and water.
After contact with eyes: Rinse the eyes, with lids open, for several minutes under running water.
Immediately seek medical advice.
After swallowing: Do not induce vomiting, medical help is necessary, show this label / safety
data sheet..
Safety Data Sheet
UZIN KR 421
2-Component Epoxy-Adhesive Component A
Version: 07 revised: 08/02/06 replacement version 06: 06/03/03 page 2 of 4
5. Fire-fighting measures
Suitable extinguishing Dry powder extinguisher, CO2, water-spray, foam
agents: (Extinguishing agents should be appropriate for the location)
Unsuitable extinguishing water-jet
agents:
6. Accidental release measures
Mechanically remove the spilled material, soak up any residue (e.g. with sand or saw-dust) and dispose according
to local and national disposal regulations. Do not allow to disperse into water systems.
7. Handling and storage
7.1 Handling
Wear suitable protective clothing, gloves (butyl-/nitril rubber) and eye / face protection. Provide good ventilation.
7.2 Storage
Keep containers dry and tightly sealed. Keep away from foodstuffs and consumables.
8. Exposure limits / personal protection
8.1 Exposure limits
Ingredients with limit values that require monitoring at the workplace:
Hazardous substances CAS-No. % - share OEL (ppm)
Ethyl acetate 141-78-6 1-5 400
8.2 Personal protection
Avoid contact with eyes and skin. Wash hands before breaks and after finishing work.
Immediately remove contaminated clothing. Keep work clothing separate.
Eye protection: Protective goggles.
Protection of hands: Protective gloves (butyl-/nitril rubber).
Respiratory protection: Provide good ventilation.
9. Physical and chemical properties
Form: pasty
Colour: beige
Odour: of solvent
Density (20癈): 1,3 g/cm?br>
Vapour pressure (20癈): app. 0,1 mbar
Viscosity (20癈): not determined
Solubility in water (20癈): insoluble
Flash point: > 61 癈
Ignition temperature: > 200 癈
Explosion limits: no risk of explosion
10. Stability and reactivity
When used as stated, produces no thermal decomposition, no hazardous products of decomposition and no haz-
ardous reactions.
11. Toxicological information
Skin and eye irritation possible. May cause sensitization by skin contact.
Acute toxicity of the epoxy-resin constituent:
LD50 dermal, rat: > 2000 mg/kg, LD50 oral, rat: > 5000 mg/kg (Constituent of the preparation with the highest toxic-
ity).
Safety Data Sheet
UZIN KR 421
2-Component Epoxy-Adhesive Component A
Version: 07 revised: 08/02/06 replacement version 06: 06/03/03 page 3 of 4
12. Ecological information
Do not allow the product to disperse into drains, sewers or ground. Water contaminant classification (German
WGK) = 2, water contaminant (self-classification according German VwVwS of 17/05/99).
13. Disposal considerations
Do not allow to disperse into drains, sewers or ground. Empty, scraped and drip-free iron containers are recycla-
ble. Containers with liquid residues are special waste, those with mixed and cured residues are construction
waste. Collected, liquid product residues are special waste.
14. Transport information
Not hazardous goods according to transport regulations: Road Transport (ADR/RID), Sea Transport (IMDG), Air
Transport (IATA/ICAO).
15. Regulatory information
Labelling according to EU guidelines:
Code letter and hazard designation of product:
Xi Irritant
Contains epoxy-resins with mean molecular weight 700.
Follow the manufacturer's instructions.
Special hazard instructions:
R-Phrases:
R 36/38 Irritating to eyes and skin.
R 52/53 Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment
S-Phrases:
S 24/25 Avoid contact with skin and eyes
S 26 In case of contact with eyes rinse immediately with plenty of water and seek medical advice.
S 27 Take off immediately all contaminated clothing
S 28 After contact with skin wash immediately with plenty of water and soap.
S 37/39 Wear suitable gloves and eye/face protection
16. Other information
This safety data sheet corresponds with the current version of regulation 91/155/EEC.
Produced by the UZIN Product Security Department. We shall be pleased to provide further information on tele-
phone number +49 731/4097-207.
If you require a personal consultation, e.g. in conjunction with project orders, then you will find competent advisers
in our Technical Division of UZIN UK. For installation or product-related queries, please call: 01235/53 41 06
Wording of R-phrases quoted in section 2: *
R 11 Highly flammable
R 36 Irritating to eyes
R 36/38 Irritating to eyes and skin
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
R 66 Repeated exposure may cause skin dryness or cracking
R 67 Vapours may cause drowsiness and dizziness
Safety Data Sheet
UZIN KR 421
2-Component Epoxy-Adhesive Component A
Version: 07 revised: 08/02/06 replacement version 06: 06/03/03 page 4 of 4
* Please note that these R-phrases refer to the individual components of the preparation. The classification of
the preparation (product) and its relevant R-phrases are specified in section 3 and section 15, resp.
Text marked has been altered from the preceding version.
Printing date: 08/03/2007
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