80Pcs Acidic Alkaline Paper PH Test Papers Testing Strips Kit Measurement Tool

Description

Features:
* Brand new and high quality;
* Super easy to use;
* Need to be stored in a dry place, protected from light;
* PH 1-14 color comparison chart in each pack.
The scale reads from 1 to 14:
1 - 3 indicates a very acidic substance;
4 - 6 indicates an acidic substance;
7 indicates neutral;
8 - 11 indicates alkalinity;
12 - 14 indicates a very high level of alkalinity.
Instructions:
1. Simply press the testing strip to the substance you are testing.
2. Half second later, take out the paper and wait for 15 seconds.
3. Using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.
(Cannot indicate the Acid or alkali solution when its density was lower than 0.01%.)
Specifications:
Total Size: 14.4 x 4.5cm/5.67" x 1.77" Approx.
Package Includes:
80 pcs PH Test Paper
On Mar-11-21 at 19:21:00 PST, seller added the following information: