These replacement accessories are compatible with Novasina ClimMate Portable Water Activity meter, model 37910-38. Meter sold separately.

This humidity standard allows for field calibtration or adjustment of your ClimMate water activity meter. This standard is based on saturated salt solutions, housed in a plastic cylinder with a moisture-permeable membrane. This standard is compatible with the ClimMate water activity meter, model 37910-38, meter and probes sold separately.

Cole-Parmer cannot sell this product in China, Japan, Germany, France, Italy, Netherlands, Belgium, Great Britain, Spain, India, South Korea, Vietnam, Taiwan, Colombia or Brazil