| Property | Specification | Test Method |
|---|---|---|
| Active Ingredients | (List of primary and secondary brighteners) | |
| Appearance | White, crystalline powder or granules | Visual |
| pH (as is) | X – Y | pH meter |
| Density (20°C) | Z g/cm³ (typical) | |
| Aluminum Cleaning Efficiency | ≥ % (target value) | ASTM B925 (or equivalent) |
