Citric Acid is a water treatment chemical used as pH control and for the removal of iron and other elements from fouled water softeners. Removes hard water built up, scale and lime. Citric Acid 50% Solution is used as a preservative, acidifier, chelator, and flavoring in various sections of the food and beverage industry.

PRODUCT SAFETY INFORMATION Keep containers tightly closed when not in use. Avoid contact with skin, eyes, and clothing. Avoid breathing vapors or mists. Remove contaminated clothing and wash thoroughly after handling. Hand protection: Use of gloves impermeable to the specific material handled, if necessary Eye protection: Chemical goggles or safety glasses. Face shield, if necessary Respiratory protection: Wear a NIOSH approved or equivalent dust respirator, if necessary DOT CODE GHS CODE Acute Toxicity, Dermal Category 5 Skin Irritation Category 3 Eye Irritation Category 2A HMIS CODE N/A

PHYSICAL PROPERTIES INFORMATION Physical state: Liquid Color: Clear colorless liquid Odor: Odorless pH: 2.2 (0.1 N sol) Specific Gravity: 1.24 – 1.26 STORAGE INFORMATION Keep container(s) tightly closed. Store this material in cool, dry, well ventilated areas. Protect container(s) against physical damage. Containers of this material may be hazardous when empty since they retain product residues (vapors, liquid). Shelf life: Stored under controlled conditions 1 year.

DELIVERY Containers: 55 Gal Plastic drums / 250 Gal Tote bin / Bulk tank trucks. NOTE Refer to the SDS for further health, safety and environmental information regarding this product. Information and recommendations in this technical data sheet are based on information believed to be reliable. However, the use of the product is beyond our control, and no guarantee expressed or implied is made as to the effects of such the results to be obtained id not used in accordance with directions or established safe practice. The buyer must assume all responsibility including injury or damage, resulting from misuse of the product as such, or combination with other materials. Issue date: March 1, 2016