| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 353.29 | USD | 20251208 |
| Shandong Qiangsen Chem | China national standards | MT | 452.21 | USD | 20251208 |
| Shandong Baishui Chem | China national standards | MT | 470.58 | USD | 20251208 |
| Shandong Xima | China national standards | MT | 325.02 | USD | 20251208 |
| Jinan Angxin Chem | China national standards | MT | 443.73 | USD | 20251208 |
| Shandong Yihe Chem | China national standards | MT | 339.16 | USD | 20251208 |
| Guangzhou Tianyue Chem | China national standards | MT | 522.86 | USD | 20251208 |
| Guangzhou Tianyue Chem | China national standards | MT | 522.86 | USD | 20251208 |
| Shandong Hanyue Chem | China national standards | MT | 409.81 | USD | 20251208 |
| Shandong Hanyue Chem | China national standards | MT | 409.81 | USD | 20251208 |