Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic. Widely used for industrial chemical testing, science education, laboratory use, water quality testing, food processing, soil testing and classroom analytical chemistry.SpecificationPaper Strip Color: YellowTesting Paper Total Length: 5m / 16.4ft (Each Roll)Testing Paper Thickness: 0.2mmTesting Paper Width: 8.5mm / 0.33 inchTest Range: PH 0-14Packing List: 6 Roll Testing Paper Strip, (5m Long Each Roll)Advantage1. It is Portable and easy to store which can be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.2. Each package comes with a color chart, and different pH values can correspond to specific colors.Instruction1. Take out the desired length of pH test paper.2.
eBay
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic(Red), basic(Blue), or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 1 pHTesting Range: 1-14Testing Paper Size: 54mmx9mmOverall Size: 70mmx45mmx5mm (L*W*H)Packing List: 6 x Litmus Test Kit (80/Pack,480pcs)AdvantageThere are 14 color-coded scales that go from 1(being the most acidic) to 14(being the most alkaline). Also can be used to determine the strength of acid and base, as we go from 7 to 1 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper.
eBay
8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. The scale reads from 1 to 14 Just follow the Guest Checkout instructions. Each book also includes a color chart.
eBay
Included: 1 x 80 Pcs PH Litmus Paper. 1~3PCS 120g COUNTERPAIN BALM RELIEVES MUSCULAR ARTHRITIC ACHES AND PAINS. The color change on the test strip must match the color chart within 15 seconds, allowing for quick and accurate reading.
eBay
The pH of pure water is 7. Liquids with a larger concentration of hydrogen ions than water are acid and have a pH value less than 7. Liquids with a lower concentration of hydrogen ions on the other hand, are base and have a pH value higher than 7.
eBay
PH test paper is a kind of test paper mixed with various indicators to detect acid and alkali substances. There are 14 color cards to judge the pH value content. Different pH content has different color changes.
eBay
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.3 pHTesting Range: 3.8-5.4Testing Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 4 x Litmus Test Kit (80/Pack,320pcs)AdvantageThere are 8 color-coded scales that go from 3.8 to 5.4. Also can be used to determine the strength of acid and base, as we go from 5.4 to 3.8 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
eBay
Litmus papers are used to determine the pH level of a liquid and determine if a solution is basic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationTesting Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 2 x Litmus Test Kit (80/Pack,160pcs)AdvantageCan be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.InstructionDipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns blue, the solution is alkaline.NOTENot applicable for oil and acid-base solutions with a concentration of less than 0.01%. Should be stored in a dry place protected from light.
eBay