Set Indikator Papir.Preciznost 0.5 p H. 100 trake indikator papir p H od 0,0-2.5; 100 trake indikator papir p H 2.4-7.0; 100 trake indikator papir p H 5.5 -9.0; 100 trake indikator papir p H 9.0-14.0.