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Instructions:
1. Add with syringe 5ml of water in the test tube.
2. Add with the dropping bottle pH 4 drops and swirl gently for 10 seconds.
3. Put the open test tube on the white part of the color chart. View from above and read the corresponding pH value. It might be possible that the color is in between two different ones, then the pH value is as well in between the two corresponding values.
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I like to glue animals to rocks and put disturbing amounts of electricity and saltwater next to each other
Zoa and paly pics HERE
SPS pics HERE
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