| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinmao | China national standards | MT | 1100.96 | USD | 20251124 |
| Xiamen Yudeshun Chem | China national standards | MT | 1679.68 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Jinling Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Dongying Huatai Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Aite Chem | China national standards | MT | 1482.07 | USD | 20251124 |
| Sinopec | China national standards | MT | 1147.54 | USD | 20251124 |
| Shandong Jinling | China national standards | MT | 1136.25 | USD | 20251124 |
| Shandong Qiangsen Chem | China national standards | MT | 1115.08 | USD | 20251124 |