| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| TJ Changlu | China national standards | MT | USD | 20260324 | |
| TJ Changlu | China national standards | MT | USD | 20260323 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260323 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260320 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260316 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260303 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260126 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260114 | |
| Weifang Longmao Chem | China national standards | MT | USD | 20260113 | |
| Unknown | China national standards | MT | USD | 20260106 |
