| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 1098.67 | USD | 20251015 |
| Zibo Zhongsheng Chem | China national standards | MT | 971.54 | USD | 20251014 |
| Jinan Angxin Chem | China national standards | MT | 957.46 | USD | 20251014 |
| Jinan Angxin Chem | China national standards | MT | 957.46 | USD | 20251014 |
| Jinan Angxin Chem | China national standards | MT | 957.46 | USD | 20251014 |
| Shandong Yihe Chem | China national standards | MT | 1267.23 | USD | 20251014 |
| Shandong Xima | China national standards | MT | 872.98 | USD | 20251014 |
| Shandong Qiangsen Chem | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Qiangsen Chem | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Fusheng | China national standards | MT | 1098.27 | USD | 20251014 |