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Chemical composition of Zamzam water.6
| Parameters | Zamzam water |
|---|---|
| Calcium carbonate (ppm) | 300–340 |
| Magnesium (ppm) | 19–24 |
| Chromium (ppb) | 0.7–0.75 |
| Manganese (ppb) | 0.07–0.10 |
| Cobalt (ppb) | 0.3–0.4 |
| Copper (ppb) | 0.5–1.0 |
| Zinc (ppb) | 1–2 |
| Arsenic (ppb) | 19–26 |
| Selenium (ppb) | 3–4 |
| Strontium (ppb) | 700–800 |
| Cadmium (ppb) | 0.2–1.0 |
| Lead (ppb) | 0.05–0.1 |
| Nitrate (ppb) | 70–90 |
| pH | 7.75–8.0 |
ppm = part per million.
ppb = part per billion.
