| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 705.5 | USD | 20251119 |
| Shandong Zhongke Taihua | China national standards | MT | 945.37 | USD | 20251119 |
| Zibo Lishuo Chem | China national standards | MT | 818.38 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Tangshan Huayi | China national standards | MT | 888.93 | USD | 20251119 |
| Jinan Jinrihe Chem | China national standards | MT | 691.39 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Jinan Jinhao Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Shijiaz Bailong Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Tangshan Huayi | China national standards | MT | 889.13 | USD | 20251118 |