| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 805.32 | USD | 20251127 |
| Jinan Aochen Chem | China national standards | MT | 762.94 | USD | 20251127 |
| Jinan Angxin Chem | China national standards | MT | 734.68 | USD | 20251127 |
| Shandong Laya Chem | China national standards | MT | 748.81 | USD | 20251127 |
| Shandong Shuojia Chem | China national standards | MT | 727.62 | USD | 20251127 |
| Jinan Jinrihe Chem | China national standards | MT | 699.36 | USD | 20251127 |
| Jinan Jinrihe Chem | China national standards | MT | 699.36 | USD | 20251127 |
| Shandong Hanyue Chem | China national standards | MT | 706.42 | USD | 20251127 |
| Shandong Shuojia Chem | China national standards | MT | 727.62 | USD | 20251127 |
| Jinan Jinhao Chem | China national standards | MT | 777.07 | USD | 20251127 |