A quick, convenient and reliable way to check for the presence of moisture or acid in refrigerant. Using the TotalTest Instrument with the appropriate blue or yellow tube will provide an easy visual test if contaminant exists.The Blue Tube Tests for Acid and Moisture in selected refrigerants: Acid Test for R-11, R-12, R-500, R-502, R-22, R407C, R410A, R134A. Moisture Test for R-11, R-12, R-500, R-502, R-22. The Yellow Tube Tests for Moisture in R410A

Kit Includes:

• One TotalTest Instrument
• Five Blue TotalTest test tubes
• One TotalTest Kit case