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This product is widely used in textile dyeing, printing and metal surface water treatment, chelating agent, steel surface cleaning agent, cleaning agent for glass bottle,chelating agent for cement, plating and alumina dyeing industries.
Analysis certificate:
| $nsbp | Specifications | Results |
| Description | white oryellow crystalline powder | meets the requirements |
| Identification | meets the requirements | meets the requirements |
| Loss on drying | 2.0%max | 0.8%max |
| Heavy metals | 0.002%max | 0.002%max |
| Sulphate | 0.05%max | 0.05%max |
| Reducing substances | 0.5%max | 0.3%max |
| Assay | 98.0%min | 98.35% |
| Conclusion Complies with requirements of Tech grade. | ||
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