SECTION 1: Identification - Giles Chemical

1 safety data sheet Issue Date 17-February 2015 Revision Date 20-February 2020 Version 2 Page 1 / 6 SECTION 1: Identification Product identifier Product Name Epsom Salt, Magnesium Sulfate Other means of Identification Product Code Epsom Salt, Magnesium Sulfate, , Technical & Magriculture Synonyms Magnesium Sulfate Heptahydrate, Epsom Salts Recommended use of the Chemical and restrictions on use Recommended Use 1. USP grade: Bath soak, purgative. 2. Agricultural grade: For use in correcting magnesium deficiency in crops and for use in animal feed. 3. Technical grade: For industrial use, for correcting magnesium deficiency in crops and for use in animal feed.

2 Uses advised against No information available Details of the supplier of the safety data sheet Manufacturer Address Giles Chemical , a Division of Premier Magnesia, LLC, Headquartered in Waynesville, NC 28786 Emergency telephone number Company Phone Number 828-452-4784 24 Hour Emergency Phone Number Chemtrec 1-800-424-9300 Emergency Telephone Chemtrec 1-800-424-9300 SECTION 2. Hazard(s) Identification Classification OSHA Regulatory Status White or transparent crystalline odorless powder. Noncombustable. At very high temperatures, magnesium oxide, sulfur dioxide and sulfur trioxide may be generated. No known chronic hazards. Not listed by NTP, IARC or OSHA as a carcinogen.

3 Not a dangerous substance or mixture according to the Globally Harmonized System (GHS) Label elements Emergency Overview The product contains no substances which at their given concentration, are considered to be hazardous to health Appearance: Granular to fine granular Physical state: Solid Odor: None Causes mild irritation to the eyes No known adverse effects. Causes nausea, vomiting, abdominal cramps and diarrhea. Spilled material can be slippery. Hazards not otherwise classified (HNOC) Other Information Unknown Acute Toxicity 100% of the mixture consists of ingredient(s) of unknown toxicity SECTION 3. Composition / information on ingredients Synonyms Magnesium sulfate heptahydrate, Epsom salts Chemical Name CAS No.

4 Weight-% Trade Secret magnesium sulfate 10034-99-8 100 Epsom Salt, Magnesium Sulfate Revision Date 20-February 2020 Page 2 / 6 SECTION 4. First aid measures First aid measures Eye contact: Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. (Call a physician if irritation persists). Skin Contact: Not Applicable. Inhalation: Remove to fresh air. Administer oxygen if breathing is difficult. If breathing has stopped, give artificial respiration. Get medical attention immediately. Ingestion: If large quantities of this material are swallowed, call a physician immediately. Do NOT induce vomiting unless directed to do so by a physician.

5 Never give anything by mouth to an unconscious person. Most important symptoms and effects, both acute and delayed Symptoms No information available. Indication of any immediate medical attention and special treatment needed Note to physicians Treat symptomatically. 5. Fire-fighting measures Suitable extinguishing media This material is compatible with all extinguishing media. Unsuitable extinguishing media None. Specific hazards arising from the Chemical See SECTION 2 for information on hazards when this material is present in the area of a fire. Explosion data Sensitivity to Mechanical Impact None. Sensitivity to Static Discharge None. 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 SECTION 6. Accidental release measures Personal precautions, protective equipment and emergency procedures Personal precautions Wear goggles. See SECTION 8. Environmental precautions Environmental precautions Sinks and mixes with water. No adverse effects known. Methods and material for containment and cleaning up Methods for containment Prevent further leakage or spillage if safe to do so. Methods for cleaning up Sweep, scoop or vacuum discharged material. Flush residue with water. Prevention of secondary hazards For large spill cleanup: Keep unnecessary people away; isolate hazard area and deny entry. Do not touch or walk through spilled material. Sweep, scoop or vacuum discharged material.

7 Flush residue with water. Observe environmental regulations. Epsom Salt, Magnesium Sulfate Revision Date 20-February 2020 Page 3 / 6 SECTION 7. Handling and storage Precautions for safe handling Advice on safe handling Avoid breathing dust. Promptly clean up spills. Conditions for safe storage, including any incompatibilities Storage Conditions Keep containers closed and protected from extremes of temperature and humidity during storage. Recommended storage conditions 68-110 F and 54-87% relative humidity. Incompatible materials Metal hydrides and other water reactive materials. SECTION 8. Exposure controls / personal protection Control parameters Exposure Guidelines This product, as supplied, does not contain any hazardous materials with occupational exposure limits established by the region specific regulatory bodies.

8 Appropriate engineering controls Engineering Controls Ensure adequate ventilation, especially in confined areas. Showers. Eyewash stations. Individual protection measures, such as personal protective equipment Eye/face protection Wear Chemical goggles. Skin and body protection Wear gloves if abrasion or irritation occurs. Respiratory protection Provide workers with NIOSH approved respirators in accordance with requirements of 29 CFR 1910. 134 for level of exposure incurred. General Hygiene Considerations Handle in accordance with good industrial hygiene and safety practice. SECTION 9. Physical and Chemical properties Information on basic physical and Chemical properties Physical state Solid Appearance Granular to fine granular Odor None Color White or transparent Odor threshold No information available Property Values Remarks Method Ph Approx.

9 6-7 Melting point/freezing point No information available Boiling point / boiling range No information available Flash point No information available Evaporation rate No information available Flammability (solid, gas) No information available Flammability Limit in Air Upper flammability limit: No information available Lower flammability limit: No information available Vapor pressure No information available Vapor density No information available Specific Gravity Water solubility 71g/100ml at 20 C 91g/100ml at 40 C Solubility in other solvents No information available Partition coefficient No information available Autoignition temperature No information available Decomposition temperature No information available Kinematic viscosity No information available Dynamic viscosity No information available Explosive properties No information available Oxidizing properties No information available Epsom Salt.

10 Magnesium Sulfate Revision Date 20-February 2020 Page 4 / 6 Other Information Softening point No information available Molecular weight No information available VOC Content (%) No information available Density No information available Bulk density 55-58 lb/ft3 SECTION 10. Stability and reactivity Reactivity No data available Chemical stability Stable under recommended storage conditions. Possibility of Hazardous Reactions None under normal processing. Conditions to avoid Extremes of temperature and direct sunlight. Incompatible materials Metal hydrides and other water reactive materials. Hazardous Decomposition Products At very high temperatures, magnesium oxide, sulfur dioxide and sulfur trioxide may be generated.