Product Details:
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Ph Value: | 5.5-9.0 | 1box: | 20 Set |
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1set: | 80strips | SKU: | TPH02104 |
Highlight: | pocket ph meter,handy ph meter |
Test paper using method:
1. test solution: take a piece of paper on the surface of the dish or glass, to be soaked in liquid glass rod or a dropper to the central strip, observe the change of the color and color, color contrast, determine the nature of the solution.
2., test the nature of the gas: first distilled water test paper wetting, stick to one end of the glass rod, with glass stick test paper close to the gas, observe the change of color, determine the nature of the gas.
3. note:
Contact Person: Miss. Feng
Tel: +8613510920092