| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251024 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251023 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251021 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251020 | |
| Binzhou Dayou Energy | China national standards | MT | USD | 20251020 | |
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251016 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251016 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251013 | |
| Binzhou Dayou Energy | China national standards | MT | USD | 20251013 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251011 |
