The tube set allows for the connection between titrant bottle and sample beaker

Model: SE510

Whether you're testing water quality in the field

Filter manufactured in the USA by Seychelle

Quick Calibration Solution For GroLine PH & EC Meters (2 X 20 ML Sachets) 810666009214 The tube set allows forHI50036 is a quick calibration solution for use with Hannas GroLine pH and or EC TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and or conductivity sensors. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hannas line of calibration solutions have been specially formulated to have an expiration