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| Standard | GB / 15892-2009. | GB / T22627-2008. | GB / T 22627-2014 | |||
| Index | Grad des Trinkwassers | Wasseraufbereitungsniveau | ||||
| Flüssig | fest | Flüssig | fest | Flüssig | fest | |
| Al2O3 (%) ≥ | 10.0 | 29 | 6.0 | 28.0 | 6.0 | 28.0 |
| Basicity B (%) | 40.0-90.0. | 30-95. | 30-95. | |||
| Wasserunlösliche Materie% ≤ | 0.2 | 0.6 | 0.5 | 1.5 | 0.4 | |
| PH-Wert | 3.5-5.0. | 3.5-5.0. | 3.5-5.0. | |||
| Fe% ≤. | ----- | 2.0 | 5.0 | 3.5 | ||
| Als .ppm ≤ | 0.0002 | 0.0005 | 0.0015 | 0.0005 | ||
| Cd .ppm ≤ | 0.0002 | --- | --- | 0.001 | ||
| Cr .ppm≤. | 0.0005 | --- | --- | 0.005 | ||
| Pb% ≤. | 0.001 | 0.002 | 0.006 | ------- | ||
| Hg% ≤. | 0.00001 | --- | --- | 0.00005 | ||