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French degrees To Calcium carbonate ppm Converter

Convert French degrees (deg fH) to Calcium carbonate ppm (ppm as CaCO3) or switch direction to convert back.






10 ppm as CaCO3

Conversion Table

deg fHppm as CaCO3

Reverse Conversion

Calcium Carbonate PPM to French Degrees

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.