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Product Application

Blue litmus paper.
Blue litmus paper is mainly used for the detection of acid solution, acidic red paper
Properties: when the pH value is less than 5.4, litmus red more than 5.4, the test does not change color, so blue litmus paper to detect the acidic solution is not to be read acidic pH is worth reading;
Features: material encountered strong oxidizing, may fade, save attention when dry and dark;
Detection of acid gas, with the acidity and basicity of litmus paper blue gas detection, the first litmus paper with distilled water wetting, and the test paper hanging to contain gas or produce instrument for gas and gas contact after the test strip, color change, in order to determine the gas properties.
Save: the test paper is required to ensure existence of dark and dry place;

Main Features

Blue litmus paper is mainly used for the detection of acid solution, acidic red paper
Properties: when the pH value is less than 5.4, litmus red more than 5.4, the test does not change color, so blue litmus paper to detect the acidic solution is not to be read acidic pH is worth reading;
Features: encountered strong oxidation of the material, it is possible to fade, keep the attention to dry and light;
Detection of acid gas, with the acidity and basicity of litmus paper blue gas detection, the first litmus paper with distilled water wetting, and the test paper hanging to contain gas or produce instrument for gas and gas contact after the test strip, color change, in order to determine the gas properties.
Preservation: the test paper should be protected from light and dry place;

Step 1:

Open the box, showing a blue disk for blue litmus paper;

Step 2:

Take a piece of blue litmus paper, with fresh distilled water wetting;

Step 3:

Put wetted litmus paper blue stick in the glass rod, close to a storage device of the gas to be measured, strip color changes were observed, to determine the gas properties.

Company introduction：

Aoke Biological Engineering （Yangzhou）Co.,Ltd, established in 2,011, is a professional manufacturer engaged in the research, development, production, sale and service of PH test papers,PH special test papers, Qualitative filter papers,Quantitative filter papers,Chemical analysis test papers.Until now,our products have been widely used in scientific search,industry,agriculture,medicine and health,universities and environmental testing. We are located in Yangzhou City,Jiangsu Province with convenient transportation access. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. In recent years, our company has introduced a series of advanced equipment including Paper cutter, Binding machine, Punch machine and Rolling cutting machine. Anyway,we aim to establish and generalize our own brand.We all hope that we can bring our products to the world one day. Now,selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as France,USA,UK,HK,Switzerland. We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements.We will try to meet your needs.We truly welcome customers from all parts of the world seek cooperation for mutual benefits.If necessary, please contact us in time ,Thanks.