| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Zhiheng | China national standards | MT | USD | 20250923 | |
| Binzhou Dayou Energy | China national standards | MT | USD | 20250923 | |
| Shandong Zhiheng | China national standards | MT | USD | 20250922 | |
| Binzhou Dayou Energy | China national standards | MT | USD | 20250922 | |
| Binzhou Dayou Energy | China national standards | MT | USD | 20250920 | |
| Shandong Zhiheng | China national standards | MT | USD | 20250919 | |
| Shandong Zhiheng | China national standards | MT | USD | 20250918 | |
| Binzhou Dayou Energy | China national standards | MT | USD | 20250918 | |
| Binzhou Dayou Energy | China national standards | MT | USD | 20250917 | |
| Henan Argus Chem | China national standards | MT | USD | 20250305 |
