Neutral Litmus pH test paper tests for Neutrality of a solution, or its acidity or alkalinity, does not come with a color chart, test strip will turn red if dipped into an acidic solution (pH <7) or blue if dipped into an alkaline solution (pH >7), Size: 100 test strips
Graduated Cylinders, Material: Borosilicate glass with Plastic base, Volume: 50 ml, Graduation Interval: 1 ml, Tolerance: +/- 0.5ml, Double metric scale, calibrated to contain, with pour spouts. All cylinders come with bumper guards.