Merck Universal Indicator Strips Non-Bleeding pH 0-14 Cat. 1.09535.0001

109535  Pita indikator pH pH 0 - 14 Indikator universal
tidak luntur pH 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14