| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 1017.62 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 1272.03 | USD | 20251210 |
| Shandong Langchem | China national standards | MT | 1102.43 | USD | 20251210 |
| Liaocheng Yuanze Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Yuxuan Chem | China national standards | MT | 1067.09 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 932.82 | USD | 20251210 |
| Shandong Jinshenrun Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Jinan Zhongyin Mat | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Qiangsen Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 1272.03 | USD | 20251210 |