1-11 Hydrion pH Wide Range Indicator Solution will give accurate pH readings at each full pH unit from pH 1.0-11.0. Colors will remain stable for delayed readings.

The color chart has pH matches at [1.0][2.0][3.0][4.0][5.0][6.0][7.0][8.0][9.0][10.0][11.0]

Each kit contains one(1) polyethylene dropper bottle with 24 ml. of pH indicator solution, one(1) capped 4 ml. sample tube, and a laminated color chart, packed in a polypropylene protective case.