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SPECIFICATIONS:
| ITEMS | STANDARD | TEST RESULTS |
| APPEARANCE | A white or nearly white powder | Confirmed |
| C8H7NaO4 (Dried basis w/ %) |
98.0-100.5 | 99.58 |
| FREE ALKALI TEST | Passing the test | Confirmed |
| WATER, W/% | 8.5-10.0 | 8.8 |
| CHLORIDE( As Cl), W/% | ≤0.011 | <0.011 |
| ARSENIC(As As) Mg/kg |
≤3 | <3 |
| LEAD(As Pb) Mg/kg |
≤2 | 0.05 |
| CONCLUSION | CONFIRM TO FOOD GRADE STANDARD | |