| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 833.04 | USD | 20251115 |
| Aite Zhejiang | China national standards | MT | 889.52 | USD | 20251115 |
| Shandong Laya Chem | China national standards | MT | 790.68 | USD | 20251115 |
| Sinopec | China national standards | MT | 804.8 | USD | 20251115 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251115 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251115 |
| Zibo Lishuo Chem | China national standards | MT | 847.16 | USD | 20251115 |
| Changzhou Qidi Chem | China national standards | MT | 889.52 | USD | 20251114 |
| Shandong Yaoming Chem | China national standards | MT | 833.04 | USD | 20251114 |
| Shandong Mingyu | China national standards | MT | 861.28 | USD | 20251114 |