| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 1041.42 | USD | 20250923 |
| Shandong Huize Chem | China national standards | MT | 1041.42 | USD | 20250923 |
| Qingdao Shengze Chem | China national standards | MT | 971.05 | USD | 20250923 |
| Jinan Zhongyin Mat | China national standards | MT | 977.41 | USD | 20250922 |
| Qingdao Chengxin Chem | China national standards | MT | 1054.76 | USD | 20250922 |
| Qingdao Chengxin Chem | China national standards | MT | 1054.76 | USD | 20250922 |
| Shandong Hongyang Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Hongyang Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 1307.91 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 1307.91 | USD | 20250922 |