Ph paper from 1to 14 - DIFF
Référence : 904443
Box of 100 indexes ph fix.. No alterations made to the control or the solution quality, if the index stays longer in the solution.. pH from 1 to 14
Plus d'information
Box of 100 indexes ph fix. No alterations made to the control or the solution quality, if the index stays longer in the solution. pH from 1 to 14