Material: Paper.Size: Appro: 50 x 10 mm.
The Scale Reads From 1 to 14: 1 - 3 indicates a very acidic substance; 4 - 6 indicates an acidic substance; 7 indicates neutral; 8 - 11 indicates alkalinity; 12 - 14 indicates a very high level of alkalinity; PH 1-14 color chart in each pack.
How To Use: According the acidity of a object to test its PH value. To read the PH value by matching with the PH scale color within around 15 seconds. They are perfectly used for a classroom or youngsters doing experiments and working with acids and bases.
Application: Can test water quality, moisturized soil, urine, saliva, cosmetics, moisturized soap, lemon juice, milk, liquid detergent, saliva, urine, sweat, etc.
Package Included: 4/10/20 Pack PH Indicator Paper.(Containing 80 strips per Pack,Colour charts included)
Common Uses and Examples of pH
Acid Rain, pH = 4.3 ¨C 5.6 Ammonia Based Glass Cleaner, pH = 10 Battery Acid, pH = 1 Beer, pH = 4.5 Bleach, pH = 12.6 Drain Cleaner, pH = 14 Drinking Water, pH = 6.5 - 8.5 Fruit Juice, pH = 2 - 5.5 Gastric Acid, pH = 1.5 - 3.5 Lemon Juice, pH = 2 Milk, pH = 6.8 Milk of Magnesia, pH = 10.5 Oven Cleaner, pH = 13 Pure Water, pH = 7 Saliva, pH = 6.2 ¨C 7.4 Sea Water, pH = 8 Soft Drinks, pH = 2 - 4 Soap, pH = 7 - 10 Tea, pH = 4.9 ¨C 7.2 Urine, pH = 4.6 ¨C 8 Vinegar, pH = 3.1
