TATA CHEMICALS LIMITED, MITHAPUR MATERIAL SAFETY DATA SHEET [As per Schedule 5 of the Gujarat Factories (Amended) Rules-1995 under rule 68-J, 2(2) & 2(3)] SAFETY DATA SHEET 1.CHEMICAL IDENTITY Chemical Name HYDROCHLORIC ACID Chemical Classification Inorganic Acid Muriatic Acid, Chlorohydric acid, Trade Name HYDROCHLORIC ACID Synonyms Spirit of Salt, C.A.S.No. 7647-01-0 Formula HCl U.N.No. 1017 Regulated Shipping Name HYDROCHLORIC ACID Identifications Codes/Label Corrosive Class 8 Hazardous Waste I.D.No. 16 Hazchem No. 2 R Hazardous Ingredients C.A.S. No. Hazardous Ingredients C.A.S. No. 1 HYDROCHLORIC ACID 7647-01-0 2.PHYSICAL AND CHEMICAL DATA BOILING Range / Point ºC Physical State Appearance -84.8 Liquid Colourless Melting/Freezing Point ºC Vapour Pressure at 35ºC Odour -114.3 3040 mmHg. Sharp irritating Odour Vapour Density (Air =1) Solubility in water at 30ºC Others Not Pertinent Soluble Soluble in Ethyl Alcohol & Ethyl Specific Gravity (Water=1) pH Ether 1.19 at 20º C (Liquid) > 1 3.FIRE AND EXPLOSION HAZARD DATA Flammability LEL Flash Point ºC No Not Pertinent % Not Pertinent (OC) TDG Flammability UEL Flash Point ºC N.A. Not Pertinent % Not Pertinent (CC) Autoignition Temperature ºC Not Pertinent Combustible Liquid No Explosion Sensitivity to Impact Stable Flammable Material No Explosion Sensitivity to Static Electricity Stable Pyrophoric Material No Explosive Material No Hazardous Combustion Product Emits Toxic Fumes of Cl Oxidiser No Hazardous Polymerisation Will not occur Organic Peroxide No Others Corrosive Material Yes 4.REACTIVE DATA Chemical Stability Stable Liquid Incompatibility with other Material React with alkali and active metals.

Violent reaction with Acetc, Anhydride, 2-Amenoethanol, NH4OH,

Reactivity Ca3P2, Chloro Sulfonic Acid, Difluoroethylene, Ethylene Diamine, Ethylene, Oleum, HClO & Propylene Oxide

Potentially dangerous reaction with Sulphuric Acid, releases HCl Hazardous Reaction Products gas. 5.HEALTH HAZARDS DATA Routes of Inhalation, Ingestion, Eyes & Skin. Entry Effects of Inhalation of Fumes results in coughing, choking sensation, Irritation to nose and lungs. Liquid Exposure/ causes burns. Can burn mouth and digestive tract. Symptoms Emergency Inhalation : Remove the victim to fresh air area, keep him warm, start artificial respiration if breathing stops. Ingestion : Have the victim drink water or milk. Do not induce vomiting. Eyes & Treatment skin : Flush with plenty of water 15 min. Remove contaminated clothing's. Seek Medical Aid Immediately. TLV (ACGIH) STEL 5 (Ceiling) ppm 7 (Ceiling) mg/m3 Not Listed ppm Not Listed mg/m3 Permissible Exposure limit Odour Threshold 5 (Ceiling) ppm 7 (Ceiling) mg/m3 1 - 5 ppm 47 - 7 - 36 mg/m3

LD50 (Oral Rat) mg/Kg NFPA Hazard Health Flammability Reactivity Special Signals 3 0 0 - 6.PREVENTIVE MEASURES Personal Avoid Contact with liquid or vapours. Provide Chemical protection suit with Self Contained Protective Breathing Apparatus, air line mask,rubber hand gloves, face shield and shoes. Equipment Handling & Storage Store in a rubber lined or FRP coated steel tanks away from oxidisers, in a well ventilated area. Precautions 7.EMERGENCY / FIRST AID MEASURES FIRE Fire Extinguishing Media Not Flammable. Special Procedure Keep containers cool by spraying water if exposed to fire. Unusual Hazardous Flammable gas may be produced on contact with metals. Inhalation : Remove the victim to fresh air area, start artificial respiration if breathing stops, keep him warm and quiet. Ingestion : EXPOSURE First Aid Measures Have the victim drink water and milk. Do not induce vomiting. Eyes & Skin : wash with plenty of water for 15 min. Seek Medical Aid Immediately for all type of exposure. Antidotes / Dosages Not Available Shut off leaks if without risk. Drench with water. Do not use metal SPILLS Steps to be Taken container for spilled liquid. Waste Disposal Method Seal all waste in vapour tight plastic bags for eventual disposal. 8.ADDITIONAL INFORMATION / REFERENCES A concentration of 35 ppm causes irritation of the throat after short exposure. Vigorous reaction with Aluminum , Chlorine + Dinitroanilines (Evolves gas) 9.MANUFACTURERS / SUPPLIERS DATA Name of Firm Tata Chemicals Ltd., Contact Person in Emergency Safety & Fire Dept Mailing Address Mithapur - 361345 Local Bodies Involved -- (02892) 223439 Telephone / Telex Nos. Standard Packing -- M-9227631655 Telegraphic Address Trem Card Details / Ref. -- 10.DISCLAIMER Reasonable care has been taken in the preparation of the information contained in this Material Safety Data Sheet and is given in good faith. However, Tata Chemicals Limited, Mithapur assumes no responsibility as to the accuracy or suitability of such information and no warranty, expressed or implied, is made.