French degrees To Calcium carbonate ppm Converter
Reverse Conversion
How This Converter Works
Convert French degrees to Calcium carbonate ppm by multiplying by the stated factor. The reverse direction divides by that factor.
Formula or rule
Calcium carbonate ppm = French degrees * 10; French degrees = Calcium carbonate ppm * 0.10000000000000001
Example
- Input
- 1 deg fH
- Calculation
- 1 * 10 = 10
- Result
- 10 ppm as CaCO3
Notes
Hardness conventions are expressed as CaCO3 equivalents. ppm is treated as mg/L for dilute water; French, Clark, German, and grain-per-gallon scales use their customary definitions.