Feature
●pH range: 1-14; ISO9001-2000 quality certified.
●The pH Test Paper changes color after being dipped in a test solution.Compare the changed color with the color key on the case to identify the pH level.
●Comes with a pH standard color card; each box contains 80 sheets. Quantity: 2-box set with a total of 160 sheets.
●Small–Bridge Original Select Product (Made in China).
Description