Scale pH 6.4 - 6.7 - 7.0 - 7.2 - 7.5 - 7.7 - 8.0 - >8.0
pH indicator papers supplied in rolls are better suited for longterm storage, since they are protected against external influences. pH indicator papers are manufactured by impregnating high-quality filter paper with indicator or mixed-indicator solutions. Therefore, the paper is dryed, cut and packed into the corresponding sizes.
Cat. #109557
Store at +15°C to +25°C.