Cargo Carrier Waterproof Bag - Black - 20 Cubic Ft ? pH test strips for urine or saliva 2400 count (20pack/120 each) Can also be used to test drinking water, pool, hot tub, hydroponics, aquariums, food. Comes in a nice plastic box. Ideal for traveling. 24 month shelf-life ? BONUS Package - Alkaline Food Chart + 21 Alkaline Recipes will be emailed as a PDF after your purchase. ***CALL US 1-800-790-6779*** or email us via Amazon along with your ORDER ID if you don't get the BONUS items in your email. ? We Promise to replace or refund the cost of any item that fails to meet any of your expectations for any reason. FREE of charge! ? Dual pad ensures super accuracy with results in 15 seconds. All HealthyWiser pH strips are made out of high-quality imported filter paper & reagent from Germany and Japan so strips won't bleed like litmus paper. pH Range 4.5-9. Color Chart Intervals 4.5; 5.0; 5.5; 5.75; 6.0; 6.25; 6.5; 6.75; 7.0; 7.25; 7.5; 8.0; 8.5; 9.0 ? An easy and convenient way to monitor your pH levels for optimal health. Particularly helpful for people with diabetes, joint pain, arthritis & osteoporosis who need keep track of their pH levels