- 100% Brand new and High quality!
- Electronic tool equipment Smart-family, repair tools for the Smart family, General electronic components…. The product as described in the picture.
- Excellent quality, fast delivery, simple after-sales. We make every effort to provide customers with satisfactory service.
- 85% conventional orders will be delivered within 10-20 days.
- Please note that the products are only offered by this brand. Other sales people is not reliable.
- How to Use
- Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.
- Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
- Keep dry for the rest paper
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