Details For a Fresher Cleaner home. Arm & Hammer Baking Soda is pure, safe and natural.For fresher, cleaner clothes. Improves your liquid laundry performance. Add 1 cup with liquid laundry detergent for cleaner, fresher clothes.For scratchless cleaning. Scrubs away stains and grease without scratching. Sinks Counters Ovens Refrigerators Bathtubs Microwaves Pots & Pans Stainless SteelFor household deodorizing. Absorbs and eliminates odors on contact. Garbage Pails Litter Boxes Carpet Disposals & Drains Dishwasher (between uses) For sparkling clear pool water Simple and easy to use. Helps reduce eye irritation and burning. Helps keep water sparkling clear.How It Works:Arm & Hammer Baking Soda will help maintain the pH of the water in your swimming pool in the desired range and provide necessary alkalinity. Recommended pH control by Arm & Hammer Baking Soda and a disinfecting agent will keep your pool water sparkling, and your eyes from burning. Ingredients Ingredient: Sodium Bicarbonate Directions add 1/2 teaspoon to 1/2 glass (4 fl. oz.) of water every 2 hours, or as directed by physician. Dissolve completely in water. Accurately measure 1/2 teaspoon. Do not take more than the following amounts in 24 hours: seven 1/2 teaspoons. three 1/2 teaspoons if you are over 60 years Do not use the maximum dosage for more than 2 weeks. Each 1/2 teaspoon contains 616mg sodium. How to Use: For Those Who Monitor pH Only: Every week during the swimming pool season, measure the pH and add Arm & Hammer Baking Soda as indicated: If pH is less than 7.2, add 3-4 lbs. per 10,000 gallons of water. If pH is between 7.2-7.5, add 2 lbs. per 10,000 gallons of water. If pH is above 7.5, don't add Baking Soda. To prevent clouding, especially in hard water areas (250 ppm or more) or when using a calcium chlorinating agent, keep the pH below 7.8 by adding sodium bisulfate or acid if necessary. For Those Who Monitor Both pH and Alkalinity: Pool professionals