Jestersix

L/F PH 4.01 calibration solution

Hi guys,
Does anyone know which local fish store have the PH 4.01 calibration solution in stock? Or anyone has a extra one laying around they could sell? Need to calibrate the ph probe for the cal reactor and don't want to wait a week or so for delivery.

Thanks in advance!
Mark
 
Not sure where you live, I'd call aquatic collection, I think they have it. And if they don't the hydroponic store right next to them almost certainly does.
 
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