Key Features• Bottles designed with small opening for snugged fit of the sensor• Includes 33%RH and 75%RH calibration bottles |
Product Overview33% and 75% Humidity Calibration ReferenceThe RH300-CAL is a kit which contains 33% and 75% humidity calibration bottles. Used for verifying calibration of the 445815 humidity meter. Bottles have small opening designed to snuggly fit the remote sensor probe. |