Definition of pH 0-14:
pH <
7 is acidic, pH = 7 is neutral, pH>
7 is alkaline;
The smaller the number, the stronger the acidity.
The higher the number, the stronger the alkalinity.
Urine detection: take the urine sample in the middle section, place the pH test paper in the sample, shake off the excess urine, wait for 15 seconds and compare with the color code, read the pH value. Vaginal Ph Test Strip,Female Ph Test Kit,3.0-5.5 Ph Test Paper,Sensitive Vaginal Test Strips Jilin Test Bio-Electron Co., Ltd , https://www.tst-check.com
SUNSURE COMPANY has been concentrating on research, development and production of industrial sewing machine since it's establishment.
Saliva test: wait 2 hours after eating, drinking, or brushing.
To remove acid bacteria from your mouth, fill your mouth with saliva before swallowing.
Then pour the saliva into a spoon, dip the pH test paper into the saliva, wait for 15 seconds and compare with the color code to read the pH.
Model NO.: SS 20U33/43/53
Classification: Sewing Machine
Type: Garment
Trademark: SUNSURE
Transport Package: Exporting Cartons
Specification: Certification: CE, ISO
Origin: Taizhou, Zhejiang
HS Code: 8452