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Chemical composition of phosphate solution.
| Name of the Active Substance | Quantity |
|---|---|
| Sodium hydroxide (NaOH) | 0.75 g |
| Sodium azotite (NaNO2) | 0.45 g |
| Sodium tripolyphosphate (Na5P3O10) | 0.05 g |
| Phosphoric acid (H2PO4) | 10.00 mL |
| Nitric acid (HNO3) | 4.00 mL |
| Zinc (Zn) | 3.50 g |
| iron (Fe) | 0.038 g |
