Safety data sheet Argon, refrigerated liquid. Creation date : Revision date : 27.01.2005 20.12.2010 Version : 4.0 1 IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND OF THE COMPANY Product name Argon, refrigerated liquid. EC No (from EINECS): 231-147-0 CAS No: 7440-37-1 Index-Nr. Chemical formula Ar REACH Registration number: Listed in Annex IV/V of Regulation (EC) No 1907/2006 (REACH), exempted from registration. Known uses Not known. Company identification Linde AG, Linde Gas Division, Seitnerstraße 70, D-82049 Pullach E-Mail Address [email protected] Emergency phone numbers (24h): 089-7446-0 HAZARDS IDENTIFICATION Classification of the substance or mixture Classification acc. to Regulation (EC) No 1272/2008/EC (CLP/GHS) Press. Gas - Contains refrigerated gas; may cause cryogenic burns or injury. Classification acc. to Directive 67/548/EEC & 1999/45/EC Not classified as hazardous to health. Asphyxiant in high concentrations. Risk advice to man and the environment Refrigerated liquefied gas. Contact with productmay cause cold burns or frostbite. In high concentrations may cause asphyxiation. Label Elements - Labelling Pictograms - Signal word Warning - Hazard Statements H281 3 EIGA-As - Precautionary Statements Precautionary Statement Prevention P282 Wear cold insulating gloves/face shield/eye protection. Precautionary Statement Reaction P336+P315 Thaw frosted parts with lukewarm water. Do no rub affected area. Get immediate medical advice/attention. Precautionary Statement Storage P403 Store in a well-ventilated place. COMPOSITION/INFORMATION ON INGREDIENTS Substance/Preparation: Substance. Components/Impurities Argon, refrigerated liquid. CAS No: 7440-37-1 Index-Nr.: EC No (from EINECS): 231-147-0 REACH Registration number: Listed in Annex IV/V of Regulation (EC) No 1907/2006 (REACH), exempted from registration. Contains no other components or impurities which will influence the classification of the product. FIRST AID MEASURES Inhalation In high concentrations may cause asphyxiation. Symptoms may include loss of mobility/consciousness. Victim may not be aware of asphyxiation. Remove victim to uncontaminated area wearing self contained breathing apparatus. Keep victim warm and rested. Call a doctor. Apply artificial respiration if breathing stopped. Skin/eye contact Immediately flush eyes thoroughly with water for at least 15 minutes. In case of frostbite spray with water for at least 15 minutes. Apply a sterile dressing. Obtain medical assistance. Ingestion Ingestion is not considered a potential route of exposure. 5 FIRE FIGHTING MEASURES Specific hazards Exposure to fire may cause containers to rupture/explode. Non flammable. Hazardous combustion products None. Suitable extinguishing media All known extinguishants can be used. Specific methods Move container away or cool with water from a protected position. If possible, stop flow of product. Special protective equipment for fire fighters In confined space use self-contained breathing apparatus. 6 Contains refrigerated gas; may cause cryogenic burns or injury. Asphyxiant in high concentrations. SDS No. : 8301 page 1 / 2 Precautionary Statement Disposal 4 2 DE / E ACCIDENTAL RELEASE MEASURES Personal precautions Evacuate area. Use protective clothing. Wear self-contained breathing apparatus when entering area unless atmosphere is proved to be safe. Ensure adequate air ventilation. Environmental precautions Prevent from entering sewers, basements and workpits, or any place where its accumulation can be dangerous. Try to stop release. Clean up methods Ventilate area. 7 HANDLING AND STORAGE Handling Suck back of water into the container must be prevented. Do not allow backfeed into the container. Use only properly specified equipment which is suitable for this product, its supply pressure and temperature. Contact your gas supplier if in doubt. 8301 / EDV / 20.12.2010

Safety data sheet Argon, refrigerated liquid. Creation date : Revision date : 27.01.2005 20.12.2010 Version : 4.0 Storage Keep container below 50°C in a well ventilated place. Observe "Technische Regeln Druckgase (TRG) 280 Ziffer 5" 8 EXPOSURE CONTROLS/PERSONAL PROTECTION Personal protection Protect eyes, face and skin from liquid splashes. Ensure adequate ventilation. 9 PHYSICAL AND CHEMICAL PROPERTIES General information Appearance/Colour: Colourless liquid. Odour: None. Important information on environment, health and safety Molecular weight: 40,00 g/mol Melting point: -189 °C Boiling point:...