(Please be reminded that due lighting effects, monitor\`s brightness/contrast settings etc, there could be some slight differences in the colour tone of the website\`s photo and the actual item. Thanks for your understanding)

 

Product Details:

 

 

The scale reads from 1 to 14:

 

 

Instruction:

1.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.
2.Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
3.Keep dry for the rest paper

 

Package Includes:

 

 

Product Photo:

 

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