problem with Zinc &aluminium calib curve
I made a maintenance for the instrument
changed deionised water and the EC for it equal 0.6 micro Siemens / cm
The problem still present till now
problem with Zinc &aluminium calib curve
I made a maintenance for the instrument
changed deionised water and the EC for it equal 0.6 micro Siemens / cm
The problem still present till now