Conversion
ppm to mg/L (calcium, magnesium, nitrate, phosphate)
ppm and mg/L for aquarium chemistry. The short answer is they're identical in saltwater for practical purposes.
Formula
mg/L ≈ ppmppm ≈ mg/LQuick reference
| ppm | mg/L |
|---|---|
| 50 | 50 |
| 100 | 100 |
| 200 | 200 |
| 420 | 420 |
| 1300 | 1300 |
Related
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