Hanna Hi783 Magnesium Checker Solution

Wilsonbem

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Everyone will be aware of the problems associated with the Hi783. I have a fix which I believe Hanna UK have taken onboard who confirm the fix works.
Follow instructions for reagent A and the 5ml sample. Zeroise then add 1.1ml of reagent B. If you only add 1ml readings are high if you add more than 1.1ml readings are low.
 
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