| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 1935.33 | USD | 20251128 |
| Shandong LuoHeng Chem | China national standards | MT | 1935.33 | USD | 20251128 |
| Shandong Yeyang Chem | China national standards | MT | 1257.26 | USD | 20251128 |
| Shandong Qiangsen Chem | China national standards | MT | 1115.99 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 1059.49 | USD | 20251128 |
| Shandong Xima | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Jinling Chem | China national standards | MT | 1130.12 | USD | 20251128 |
| Xiamen Yudeshun Chem | China national standards | MT | 1553.91 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1214.88 | USD | 20251128 |
| Shandong Zhenkun | China national standards | MT | 1000.16 | USD | 20251128 |