Product Overview
Water Hardness Indicator
| Chemical Name | CAS # |
| Water | 7732-18-5 |
| Sodium Tetraborate Decahydrate | 1303-96-4 |
| Potassium Sodium Tartrate Tetrahydrate | 6381-59-5 |
| Sodium Sulfide Nonahydrate | 1313-84-4 |
| Sodium Hydroxide | 1310-73-2 |
| Magnesium Disodium EDTA | 14402-88-1 |
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