twentyeight.threefive
Well-Known Member
I have multiple meters and can tell the difference between ppm and EC unlike you.Lol, send me.your meter, ill give a EC reading. .5 is the US scale.
.7 is europe.
My meter reads microsemesn and ppms..
Lol, at yalls manufactured outrage
Let's get to the bottom of this!
What was the reading of your slabs? And please label your response with ppm or EC please.