pH indicator papers have been available for decades and are the standard for many applications. For each pH value these papers show a single colour which can be matched with the colour scale at intervals of 0,2 to 1 pH units.

• Long term stable and protected against external influences due to plastic reel
• No accessories needed - always ready to use
• Reliable results due to easy and accurate read-off from colour scale
• Indicator papers are supplied as rolls with 5 m length and 7 mm width

pH indicators are manufactured from high quality filter papers. The user will always get reliable readings. The colours of the colour scales are specially mixed to perfectly match the reaction colour of the indicator papers. This makes the read-off of results easy and accurate.