pH Paper Refill, 4.9-6.9

Refill pack of five rolls of pH paper, each enough for 100 tests. Fits any of our pH dispensers. This paper is in the 4.9 to 6.9 pH range and measures in increments of .3 (4.8, 5.1 etc.) Of the three pH papers we currently offer, this paper measures in the smallest increments, making it more accurate. Closeout item; final sale.