pH Test Paper, pH Range 3-8, Dual 15' Rolls
Product Code #PH38R
Based on well-known spectral colour changes and is sharp and clear throughout the range. Narrow strip (5/32 inches) uses micro quantities of liquid on special wet strength paper that will not tear. Each roll is 15 feet long.
pH Range 3-8. Dual Rolls of 3.0-5.5 and 6.0-8.0 in double sided dispenser
Supplied with colour charts.