GroStar pH calibration kit (pH 4/7 8 oz. each) fluorescent-lighting The Model 5859 duct kit
Yard notes & kiln story
Description
GroStar pH calibration kit (pH 4 7 8 oz. each) fluorescent lighting The Model 5859 duct kit The Model 5859 duct kit for the A710V1 V3 has inlet and outlet collars designed to fit 24" round duct 5 inches overall length ideal for the calibration of all pH meters Description