What brand ppm meter do yall use?
2 Likes
Blue lab for both ph and ppm meters.
5 Likes
https://www.thcfarmer.com/attachments/485d9fb1-a674-49da-af2f-12d40fff4f94-png.784877/
Here’s a chart with the diff scale relationships.
2 Likes
Thank you for the info
2 Likes
This is what I use. Have two of the PH meters, they both read the same after calibration. This is something that most people don’t realize, you have to calibrate a PH meter EVERY time you use it or you are very likely to get a bad reading. It doesn’t take but about 15 sec to calibrate one.
2 Likes
Blue labs 3 n1
Ph
Temp
Ppm
3 Likes