Sealed against light and air to maintain solution integrity
Easy-to-use sachet format allows for quick, mess-free calibration
Color-coded packaging for easy identification
5-year expiry date provides long-term shelf stability
Summarized by Shop
Lab grade pH 4.01 buffer solution certified to meet the standard to an accuracy of +/-0.01 pH removing the inaccuracies involved with mixing calibration solutions from powder. Sachet packaging means that you get fresh solution every time. Ideal for infrequent or field use. No risk of using expired calibration solution. Milwaukee solutions