Safety Data Sheet - Cotey Chemical

1 Safety data Sheet Wel-Chlor Issue Date: 03-Oct-2007 Revision Date: July 15, 2015 _____ Page 1 / 8 1. IDENTIFICATION product Identifier product Name Wel-Chlor Other means of identification SDS # CCH-007 UN/ID No UN1748 Recommended use of the Chemical and restrictions on use Details of the supplier of the Safety data Sheet Supplier Address Cotey Chemical Corporation 4410 Blvd. Lubbock, TX 79408 Emergency Telephone Number Company Phone Number 806-747-2096 Emergency Telephone (24 hr) INFOTRAC 1-352-323-3500 (International) 1-800-535-5053 (North America) 2. HAZARDS IDENTIFICATION Appearance White to feint beige course powder Physical State Solid Odor Chlorine Classification Acute toxicity - Oral Category 4 Skin corrosion/irritation Category 1 Sub-category B Eye damage/eye irritation Category 1 Hazards Not Otherwise Classified (HNOC) May be harmful in contact with skin Signal Word Danger Hazard Statements Harmful if swallowed Causes skin burns and eye damage CCH-007 - Wel-Chlor Revision Date.

2 July 15, 2015 _____ _____ Page 2 / 8 Precautionary Statements - Prevention Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Do not breathe dust/fume/gas/mist/vapors/spray Wear protective gloves/protective clothing/eye protection/face protection Precautionary Statements - Response Immediately call a poison center or doctor/physician IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Immediately call a poison center or doctor/physician IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower Wash contaminated clothing before reuse IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing Immediately call a poison center or doctor/physician IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell Rinse mouth Do not induce vomiting Precautionary Statements - Storage Store locked up Precautionary Statements - Disposal Dispose of contents/container to an approved waste disposal plant Other Hazards Very toxic to aquatic life with long lasting effects 3.

3 COMPOSITION/ information ON INGREDIENTS Chemical Name CAS No Weight-% Calcium hypochlorite 7778-54-3 >60 Calcium Hydroxide 1305-62-0 <10 Calcium Carbonate 471-34-1 <10 **If Chemical Name/CAS No is "proprietary" and/or Weight-% is listed as a range, the specific Chemical identity and/or percentage of composition has been withheld as a trade secret.** 4. FIRST-AID MEASURES First Aid Measures General Advice Provide this SDS to medical personnel for treatment. Eye Contact IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a poison center or doctor/physician. Skin Contact IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. Immediately call a poison center or doctor/physician. Wash contaminated clothing before reuse.

4 CCH-007 - Wel-Chlor Revision Date: July 15, 2015 _____ _____ Page 3 / 8 Inhalation IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. Immediately call a poison center or doctor/physician. Ingestion IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Rinse mouth. Do not induce vomiting. Most important symptoms and effects Symptoms May be harmful in contact with skin. Harmful if swallowed. Causes skin burns and eye damage. Indication of any immediate medical attention and special treatment needed Notes to Physician Treat symptomatically. 5. FIRE-FIGHTING MEASURES Suitable Extinguishing Media Carbon dioxide (CO2). Water spray or fog. Dry Chemical . Foam. Unsuitable Extinguishing Media Not determined. Specific Hazards Arising from the Chemical This material is an oxidizer.

5 Oxygen released on exothermic decomposition may support combustion. May release toxic and irritating fumes upon thermal decomposition. Hazardous Combustion Products Smoke, fumes or vapors, and oxides of carbon. Protective equipment and precautions for firefighters As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear. 6. ACCIDENTAL RELEASE MEASURES Personal precautions, protective equipment and emergency procedures Personal Precautions Use personal protective equipment as required. Avoid contact with skin, eyes or clothing. Ensure adequate ventilation, especially in confined areas. Environmental Precautions See Section 12 for additional Ecological information . Methods and material for containment and cleaning up Methods for Containment Prevent further leakage or spillage if safe to do so.

6 Methods for Clean-Up Wash small spills to sanitary sewer. Large spills- Do not allow contact with water. Recover and segregate product for reuse. Do not return product to original storage container. Shovel contaminated product into approved container for disposal. For spills in excess of allowable limits (RQ) notify the National Response Center (800) 424-8802; refer to 40 CFR 302 for detailed instructions concerning reporting requirements. 7. HANDLING AND STORAGE Precautions for safe handling CCH-007 - Wel-Chlor Revision Date: July 15, 2015 _____ _____ Page 4 / 8 Advice on Safe Handling Handle in accordance with good industrial hygiene and Safety practice. Do not eat, drink or smoke when using this product . Do not breathe dust/fume/gas/mist/vapors/spray. Wear protective gloves/protective clothing and eye/face protection. Wash face, hands, and any exposed skin thoroughly after handling.

7 Wash contaminated clothing before reuse. Conditions for safe storage, including any incompatibilities Storage Conditions Keep container tightly closed and store in a cool, dry and well-ventilated place. Store locked up. Incompatible Materials Strong reducing agents. Strong acids. Strong alkalis. Water. Organic materials. Ammonia. 8. EXPOSURE CONTROLS/PERSONAL PROTECTION Exposure Guidelines Chemical Name ACGIH TLV OSHA PEL NIOSH IDLH Calcium Hydroxide 1305-62-0 TWA: 5 mg/m3 TWA: 15 mg/m3 total dust TWA: 5 mg/m3 respirable fraction (vacated) TWA: 5 mg/m3 not in effect as a result of reconsideration TWA: 5 mg/m3 Calcium Carbonate 471-34-1 - - TWA: 10 mg/m3 total dust TWA: 5 mg/m3 respirable dust Appropriate engineering controls Engineering Controls Apply technical measures to comply with the occupational exposure limits.

8 Showers. Eyewash stations. Ventilation systems. Individual protection measures, such as personal protective equipment Eye/Face Protection Wear protective eyeglasses or Chemical Safety goggles. Skin and Body Protection Neoprene or rubber gloves with cuffs. Coveralls, apron or other equipment should be worn to minimize skin contact. Respiratory Protection None required while threshold limits are kept below maximum allowable concentrations; if TWA exceeds limits, NIOSH approved respirator must be worn. Respiratory protection must be provided in accordance with OSHA regulations (29 ) or European Standard EN 149, as applicable. General Hygiene Considerations Handle in accordance with good industrial hygiene and Safety practice. Do not eat, drink or smoke when using this product . Wash contaminated clothing before reuse. 9. PHYSICAL AND Chemical PROPERTIES information on basic physical and Chemical properties Physical State Solid Appearance White to feint beige course powder Odor Chlorine Color White to feint beige Odor Threshold Not determined Property Values Remarks Method pH Not determined Melting Point/Freezing Point Not determined Boiling Point/Boiling Range Not determined Flash Point Not determined Evaporation Rate Not determined CCH-007 - Wel-Chlor Revision Date.

9 July 15, 2015 _____ _____ Page 5 / 8 Flammability (Solid, Gas) Not determined Upper Flammability Limits Not determined Lower Flammability Limit Not determined Vapor Pressure Not determined Vapor Density Not determined Specific Gravity (Water = 1) Property Values Remarks Method Water Solubility Completely soluble Solubility in other solvents Not determined Partition Coefficient Not determined Auto-ignition Temperature Not determined Decomposition Temperature Not determined Kinematic Viscosity Not determined Dynamic Viscosity Not determined Explosive Properties Not determined Oxidizing Properties Not determined 10. STABILITY AND REACTIVITY Reactivity Not reactive under normal conditions. Chemical Stability Stable. Possibility of Hazardous Reactions None under normal processing.

10 Hazardous Polymerization Hazardous polymerization does not occur. Conditions to Avoid Keep out of reach of children. Incompatible Materials Strong reducing agents. Strong acids. Strong alkalis. Water. Organic materials. Ammonia. Hazardous Decomposition Products Decomposition will not occur if handled and stored properly. In case of fire, oxides of carbon, hydrocarbons, fumes or vapors, and smoke may be produced. 11. TOXICOLOGICAL information information on likely routes of exposure product information Eye Contact Causes eye damage. Skin Contact Causes skin burns. Inhalation Do not inhale. Ingestion Harmful if swallowed. Component information Chemical Name Oral LD50 Dermal LD50 Inhalation LC50 Calcium hypochlorite 7778-54-3 = 850 mg/kg ( Rat ) > 2000 mg/kg ( Rabbit ) - CCH-007 - Wel-Chlor Revision Date: July 15, 2015 _____ _____ Page 6 / 8 Calcium Hydroxide 1305-62-0 = 7340 mg/kg ( Rat ) - - Calcium Carbonate 471-34-1 = 6450 mg/kg ( Rat ) - - Magnesium 7439-95-4 = 230 mg/kg ( Rat ) - - information on physical, Chemical and toxicological effects Symptoms Please see section 4 of this SDS for symptoms.