| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1101.45 | USD | 20251117 |
| Aite Zhejiang | China national standards | MT | 1299.14 | USD | 20251117 |
| Shandong Xingpeng Chem | China national standards | MT | 1059.08 | USD | 20251117 |
| Nanjing Runhua Chem | China national standards | MT | 1129.69 | USD | 20251117 |
| Shandong Jinling Chem | China national standards | MT | 1044.96 | USD | 20251117 |
| Shandong Jinling Chem | China national standards | MT | 1059.08 | USD | 20251117 |
| Aite Zhejiang | China national standards | MT | 1383.87 | USD | 20251117 |
| Shandong Jinling | China national standards | MT | 1136.75 | USD | 20251117 |
| Shandong Lifuda | China national standards | MT | 1101.45 | USD | 20251117 |
| Sinopec | China national standards | MT | 1115.57 | USD | 20251117 |