| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 973.81 | USD | 20251118 |
| Jinan Jinrihe Chem | China national standards | MT | 931.47 | USD | 20251118 |
| Shandong Xima | China national standards | MT | 875.01 | USD | 20251118 |
| Jinan Jinrihe Chem | China national standards | MT | 903.24 | USD | 20251118 |
| Shandong Shuojia Chem | China national standards | MT | 973.81 | USD | 20251118 |
| Shandong Shuojia Chem | China national standards | MT | 973.81 | USD | 20251118 |
| Jinan Angxin Chem | China national standards | MT | 959.69 | USD | 20251118 |
| Shandong Qiangsen Chem | China national standards | MT | 889.13 | USD | 20251118 |
| Shandong Qiangsen Chem | China national standards | MT | 889.13 | USD | 20251118 |
| Jinan Angxin Chem | China national standards | MT | 959.69 | USD | 20251118 |