| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 818.92 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 1256.62 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1129.54 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1129.54 | USD | 20251114 |
| Nanjing Runsheng Petro | China national standards | MT | 889.52 | USD | 20251114 |
| Liaocheng Yuanze Chem | China national standards | MT | 875.4 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 1107.74 | USD | 20251113 |
| Aite Zhejiang | China national standards | MT | 1072.46 | USD | 20251113 |
| Shandong Hongyang Chem | China national standards | MT | 1128.91 | USD | 20251113 |
| Shandong Hongyang Chem | China national standards | MT | 1128.91 | USD | 20251113 |