| Customization: | Available |
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| Type: | pH Test Paper |
| Material: | Paper |
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Product Usage
Litmus paper is a commonly used tool in chemistry to test the acidity or alkalinity of a substance. It comes in two colors - blue and red - with each color indicating a different pH range
Features
*Red litmus paper is specifically designed to test for acidity. When the red litmus paper comes into contact with an acidic solution, it remains red. However, when it is exposed to an alkaline solution, it turns blue. This simple color change allows chemists to quickly determine the pH of a substance without the need for complicated equipment.
*The reason behind the color change of red litmus paper lies in its composition. Red litmus paper is infused with a natural water-soluble dye called azolitmin. This dye is extracted from lichens and is sensitive to changes in pH. In acidic conditions, the azolitmin molecule retains its red color. In alkaline conditions, the azolitmin molecule is altered, causing the red color to change to blue.
*One of the main uses of red litmus paper is in titration experiments. Titration is a technique used to determine the concentration of a specific substance in a solution. By using red litmus paper, chemists can identify the endpoint of a titration when the solution reaches a neutral pH. This is indicated by the color change of the red litmus paper from blue back to red.
*Another important application of red litmus paper is in the identification of acid-base reactions. When an acid reacts with a base, it forms a salt and water. By using red litmus paper, chemists can confirm the presence of an acid in the reaction by observing the color change to blue. This simple test helps in the classification of different types of chemical reactions.
*In addition to its use in chemical analysis, red litmus paper is also utilized in educational settings to teach students about acids and bases. By performing simple experiments with red litmus paper, students can observe firsthand the effects of different substances on pH levels. This hands-on approach helps in reinforcing the concepts of acidity and alkalinity in a practical manner.
*Red litmus paper is a valuable tool in the field of chemistry due to its simplicity and reliability. Its ability to quickly determine the acidity of a substance makes it indispensable in various laboratory settings. Whether in titration experiments, acid-base reactions, or educational demonstrations, red litmus paper plays a crucial role in chemical analysis.
*In conclusion, red litmus paper is an essential tool for chemists and students alike. Its ability to detect acidity with a simple color change makes it a versatile instrument in chemical analysis. By understanding the principles behind red litmus paper and its applications, one can appreciate its importance in the field of chemistry.
2.Litmus paper - BLUE
*Blue litmus paper is used to test substances that are acidic in nature. When dipped into an acidic solution, the blue litmus paper will turn red. This color change is due to the acidic nature of the substance, which causes the blue litmus paper to change its color.
*Acids are substances that release hydrogen ions when dissolved in water. These hydrogen ions react with the blue litmus paper, causing it to change color. This color change is a clear indication that the substance being tested is acidic.
*Blue litmus paper is particularly useful in distinguishing between acidic and basic substances. By simply dipping the paper into the solution, one can quickly determine the pH of the substance. If the blue litmus paper turns red, it means the substance is acidic. If it remains blue, the substance is either neutral or basic.
*The versatility of blue litmus paper makes it a valuable tool in various industries. It is commonly used in laboratories, schools, and even at home for testing the acidity of substances. Its simplicity and accuracy make it a popular choice for quick pH testing.
*One of the key advantages of blue litmus paper is its ease of use. It requires no special equipment or training to use effectively. Simply dip the paper into the solution being tested and observe the color change. This simplicity makes it accessible to a wide range of users.
*In addition to its use in testing acidity, blue litmus paper can also be used to detect the presence of acids in a solution. By observing the color change of the paper, one can determine if acids are present and take appropriate measures to neutralize them if necessary.
*Overall, blue litmus paper is a valuable tool in chemistry for quickly determining the acidity of a substance. Its simplicity, accuracy, and versatility make it a popular choice for pH testing in various settings. Whether in a laboratory, classroom, or at home, blue litmus paper is a reliable indicator of acidity.
| Model No | Type | Strip Size | Packing |
| TYZ401 | Litmus Paper Blue | 9x70mm | 20 Strips/booklet, 5 booklet/box1000boxes/carton or 20 Strips/booklet, 10 booklet/box,500boxes/carton |
| TYZ402 | Litmus Paper Red | 9x70mm | 20 Strips/booklet, 5 booklet/box,1000boxes/carton or 20 Strips/booklet, 10 booklet/box,500boxes/carton |
Chongqing New World Trading Co., Ltd (CNWTC) was established in 2009, which is a professional manufacturer and exporter in the area of laboratory consumables, medical consumables and Laboratory equipment. Our factory is located in Haimen City, Jiangsu Province, and only 2 hours driving to Shanghai port.
We supply:
1.What's the MOQ of this product?
The MOQ is 1 Carton, we can support sample orders if the MOQ is high for you.
2.Are you manufacturer?
We have joint-venture factory in Jiangsu China more than 15 years. We can provide competitive prices and superb service.
3.What's the production time?
We may have stock for some regular products, if no stock, the production time usually takes around 7-20 days according to the order quantity.
4.Can I have my own brand?
Yes, OEM is welcomed by us based on a certain quantity. And free artwork designing service will be supported.
5.Can I have samples for testing?
Yes, we are happy to provide free samples if you are kind enough to bear the sample shipping cost.
6.What's the available payment methods?
We accept: T/T, L/C at sight, PayPal, Western Union, RMB Transfer by WeChat and so on.
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