- Joined
- Jun 12, 2007
- Messages
- 971
- Reaction score
- 1,179
- Location
- Orange County, CA
- What state or country do you live in
- California
Also, a good idea to do monthly manual checks. I find that testers results can drift and low/bad reagents can happen. And whenever, I see weird results like sudden drop or shifts, or the value is too consistent, I always do a manual check.
