Indicator paper, booklet with 100 strips, pH 1-14 (pH sensibility 1,0) from Gentaur. Description: The pH indicator papers are impregnated with colored reagent solutions which allow a quick and...
Indicator paper, bottle with 200 strips, pH 1-14 (pH sensibility 1,0) from Gentaur. Description: The pH indicator papers are impregnated with colored reagent solutions which allow a quick and...