| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 839.84 | USD | 20251124 |
| Shandong Zhenkun | China national standards | MT | 1079.79 | USD | 20251124 |
| Jinan Aochen Chem | China national standards | MT | 1312.69 | USD | 20251124 |
| Luxi Chem | China national standards | MT | 875.13 | USD | 20251124 |
| Hualu Holdings | China national standards | MT | 1312.69 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 839.84 | USD | 20251124 |
| Liaocheng Yuanze Chem | China national standards | MT | 875.13 | USD | 20251124 |
| Jinan Aochen Chem | China national standards | MT | 1312.69 | USD | 20251124 |
| Liao Jinxinda | China national standards | MT | 853.95 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 825.72 | USD | 20251124 |