Batch#01 - 17 Dec - Day 08

EC980

- Maintaining well

pH6.7

- went up again. This is looking like it's going to be a chronic situation. 

WT28

- expected

Readings from T4 and T1

Added 4 drops of pH down, 2 drops each at T2 and T4. 

The same series and close-ups from T4 to T1. 

Wondering if it is normal for RO to have reddish spots so early on.