pH Litmus paper 0 - 6 is a short-range general use pH Hydrion Litmus paper for measuring the pH of liquids including the PH of sushi rice slurry. Each roll is 6mm (1/4in) wide x 4.5 metres (15ft) and will give the user approximately 100 tests. Comes complete with colour chart and directions.
pH Litmus paper is an accurate way to measure the pH of both urine & saliva. Each roll will give the user approximately 100 tests and comes complete with Colour Chart and Instructions. Litmus paper. 6mm (1/4in) wide x 4.5 metres (15ft).
pH Litmus paper 3.0 - 5.5 is a short-range general use pH Hydrion Litmus paper for measuring the pH of acidic solution including woman's health. Each roll is 6mm (1/4in) wide x 4.5 metres (15ft) and will give the user approximately 100 tests. Comes complete with colour chart and directions.