| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1095.36 | USD | 20251210 |
| Dongying Huatai Chem | China national standards | MT | 1102.43 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Huize Chem | China national standards | MT | 1156.13 | USD | 20251210 |
| Shandong Jinmao | China national standards | MT | 1300.3 | USD | 20251210 |
| Shandong Qiangsen Chem | China national standards | MT | 1116.56 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 1385.1 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 1335.63 | USD | 20251210 |
| Shandong Jinmao | China national standards | MT | 1300.3 | USD | 20251210 |