pH TESTING METHOD 1. Take 3 ml of Test solution. 2. Add 2 drops of indicator solution to it and mix. 3. The colour forms is compared with the given colour chart pH? O.O ->? Red? to? 10.0 -> Dark Violet
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وحدة SKU: 63628
27.50AEDالسعر
منتجات ذات صلة
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