About this item:
Easy to use and get the ph result in a second. 
Each pack is attached with a color comparison card, which indicates different pH values correspond to specific colors. 
The package is very handy and portable so you can take it with you anywhere, easy to store, and well suited for fieldwork. 
The ph test paper allows you to measure the entire pH range from pH 1.0-14.0, you could test the pH for almost all liquids around you, such as urine, sweat, moisturizing soap, lemon juice, milk, liquid detergent, moist soil, and so on.