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Specifications:
| Item | Best quality | First quality | Qualifier |
| Assay: | ≥99.6% | ≥99.4% | ≥99.0% |
| SO42- | ≤0.08% | ≤0.10% | ≤0.20% |
| Ash: | ≤0.08% | ≤0.10% | ≤0.20% |
| Heavy metal (pb) | ≤0.001% | ≤0.002% | ≤0.02% |
| Iron(Fe3+) | ≤0.0015% | ≤0.002% | ≤0.01% |
| Chlorides (cl-) | ≤0.003% | ≤0.004% | ≤0.01% |
Use: Mainly used in the production of bacteriophages and ice slabs; in the extraction of rare metals and tanning agent etc.
OXALIC ACID 99.6%