Simple pH Testing for Water and Food: Johnson Test Papers and Strips
Mô tả
Measuring pH without using any instruments is straightforward with Johnson Test Papers pH indicator strips and papers. Simply dip the strip into the liquid you want to test, and compare the resulting color change to the provided pH scale chart. This method offers a quick and reliable way to determine the pH level of various solutions.
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Description
pH Indicator Strips and Papers Johnson
Measuring pH without the use of any instruments, it is easy to use Johnson Test Papers pH indicator strips and papers.
The pH tests are suitable for environmental analysis, industrial in-process controls and within the education setting.
pH Indicator Papers
Johnson pH papers are manufactured using high quality papers which are impregnated with mixed indicator solutions, dried and then cut to size.
In general Johnson pH papers are supplied in rolls or books which are both convenient but also protect against external effects such as moisture, light and ambient gasses, resulting in a prolonged shelf life.
pH Indicator Strips – non-bleeding
Johnson non-bleeding pH Indicator Strips are manufactured with special indicator dyes which are bound to the reagent paper. This special method of manufacturing gives certain advantages over the pH Indicator Papers; the indicators do not bleed and the indicator strips can be left in solution for a prolonged time without contaminating the test solution.
Advantages of Johnson Test Papers pH tests
- Intense colour development
- Precise results because of Johnson differentiated colJohnson graduations
- Quick, on the spot results
- Calibration and quality assurance by NIST certified pH buffer solutions
How to use pH testing Johnson
- Step1: Dip the reagent into the water sample
- Step 2: Remove the pH Indicator Strip, discard any excess substance, and wait for the specified time (depending on the parameter).
- Step 3: Compare the color chart and read the result.
24 pH Indicator Strips/ Comparator Paper pH Johnson
| STT | Product | Link |
| 1 | Comparator Paper pH 3.6-5.1, 006.5 Johnson | Product detail |
| 2 | Comparator Paper pH 003.5 litmus red Johnson | Product detail |
| 3 | Comparator Paper pH litmus blue 001.5 Johnson | Product detail |
| 4 | Comparator Paper pH 5.5-9, 054.5 Johnson | Product detail |
| 5 | Comparator Paper pH 1-14, 046.5 Johnson | Product detail |
| 6 | Comparator Paper pH 1-11, 004.5 Johnson | Product detail |
| 7 | Comparator Paper pH 002.5 Johnson | Product detail |
| 8 | Comparator Paper pH 0.5-5.5, 050.5 Johnson | Product detail |
| 9 | Comparator Paper pH 3.8-5.8, 051.5 Johnson | Product detail |
| 10 | Comparator Paper pH 4.0-7.0, 052.5 Johnson | Product detail |
| 11 | Comparator Paper pH 5.2-6., 007.5 Johnson | Product detail |
| 12 | Comparator Paper pH 5.4-7.0, 053.5 Johnson | Product detail |
| 13 | Comparator Paper pH 1.0-3.5, 005.5 Johnson | Product detail |
| 14 | Comparator Paper pH 7.2-9.7, 056.5 Johnson | Product detail |
| 15 | pH Indicator Strips 5.2-6.7, 007.3 Johnson | Product detail |
| 16 | pH Indicator Strips 4.0-8.0, 022.3 Johnson | Product detail |
| 17 | pH Indicator Strips 3.6-5.1, 006.3 Johnson | Product detail |
| 18 | pH Indicator Strips 1-3.5, 005.3 Johnson | Product detail |
| 19 | pH Indicator Strips 7.0-14.0, 109.3c Johnson | Product detail |
| 20 | pH Indicator Strips 4.0-10.0, 106.3c Johnson | Product detail |
| 21 | pH Indicator Strips 5.0-9.0, 126.2c Johnson | Product detail |
| 22 | pH Indicator Strips 4.6-6.2, 182.1 Johnson | Product detail |
| 23 | pH Indicator Strips 2.8-4.4, 182.1 Johnson | Product detail |
| 24 | pH Indicator Strips 0-14, 140.4 Johnson | Product detail |
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INDOBIO.VN 
0908 589 285
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