Boiler water hardness control - ≤ 2 ppm CaCO₃ for auxiliary boilers.
Formula
$$ H \leq 2\,ppm\ CaCO_3 $$Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $H$ | Total hardness | ppm CaCO₃ | titration |
Sources
- ASME Boiler & Pressure Vessel Code.
Boiler water hardness control - ≤ 2 ppm CaCO₃ for auxiliary boilers.
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $H$ | Total hardness | ppm CaCO₃ | titration |