Articles tagged: CO2
- Basics
pH in the reef aquarium — what it is and why it fluctuates
The logarithmic scale, diel variation, safe range, indoor CO₂ as a hidden cause, and why an electrode is the only reliable measurement tool.
- Practice
pH in practice — diagnosis, raising and management
The air test, causes of low pH in order of frequency, all raising methods compared, electrode calibration, and a monitoring schedule.