Anyone have any issues with recent Hanna Alk reagents?
It seems the last 2 bottles I have purchased seem to test lower Alk when I get to about 1/4 of the bottle left. Start using a new bottle and my test show about a 3dkh difference higher then the 1/4 empty bottle.
It seems the last 2 bottles I have purchased seem to test lower Alk when I get to about 1/4 of the bottle left. Start using a new bottle and my test show about a 3dkh difference higher then the 1/4 empty bottle.