| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 989.08 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Qiancheng | China national standards | MT | 1017.34 | USD | 20251209 |
| Shandong Hongyang Chem | China national standards | MT | 1130.37 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 989.08 | USD | 20251209 |
| Sinopec | China national standards | MT | 989.08 | USD | 20251209 |
| Jinan Qi Mat | China national standards | MT | 974.95 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Sinopec | China national standards | MT | 1010.27 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 890.17 | USD | 20251209 |