Universal Ph Test Paper Strip Roll Ph Full Range 0-14 5 M/Roll (4 Rolls) New

Material: pH paper is made of quality litmus paper, get fast and accurate results in just seconds with the good quality pH test paper. Scroll design: lightweight and compact reel design f. Easy to use and operate: remove a small test strip, touch the liquid to be tested, a few seconds later, compare the test results with the standard color on the card board.

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