Hanna Calibration Standard for MT694 - 120mL (Hanna# HI 84502-55) itemID-7067 sleeve junction pH electrode with

sleeve junction pH electrode with a BNC connector

Replacement black airlock for large Speidel Variable Volume Tanks

and techniques on how to brew Pale 31

Safety Bulb pipette filler for use with solutions that should not be mouth pipetted

Requires a 1" hole saw for installation

Hanna Calibration Standard for MT694 - 120mL (Hanna# HI 84502-55) itemID-7067 sleeve junction pH electrode withThe HI84502 55 is a 120 mL bottle of pump calibration standard that is used to calibrate the dosing system of the HI84502 TItratable Acidity Mini Titrator for Wine Analysis. With 4 mL of solution required per pump calibration, there is enough standard to perform approximately 30 pump calibrations. A calibrated dosing pump allows for the accurate determination of the amount of titrant used when performing a titration. The amount of volume dosed along