i have a discrepancy between reading WFI water with lakmus and a ph meter ,
i get 5 with the lakmus and 9 with the ph-meter
can some one encounter with this problem?
okridge wrote:i have a discrepancy between reading WFI water with lakmus and a ph meter ,
i get 5 with the lakmus and 9 with the ph-meter
can some one encounter with this problem?
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