pH Testing Paper Roll for 0-14 with Comparison Chart

pH Test Paper Roll with Comparison Chart for 0-14 pH Test Paper Roll with Comparison Chart for testing 0-14 pH solutions Provides simple method to identify the pH of new or spent liquids, Roll is color coded for easy identification of pH measurements, Small portable package with carrying case protects from elements while using in the field or in labs 0-14 pH Test Paper Roll Applications Testing water pH 0-14 for chemical laboratory  Pool water pH testing Environmental testing for wastewater