| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1123.61 | USD | 20251203 |
| Wanhua Chem | China national standards | MT | 1342.68 | USD | 20251203 |
| Dongying HuataiChem | China national standards | MT | 1088.28 | USD | 20251203 |
| Shandong Junfeng | China national standards | MT | 1201.35 | USD | 20251203 |
| Shandong Hongyang Chem | China national standards | MT | 1190.04 | USD | 20251203 |
| Jinan Qi Mat | China national standards | MT | 1116.54 | USD | 20251203 |
| Wanhua Chem | China national standards | MT | 989.34 | USD | 20251203 |
| Shandong Yihe Chem | China national standards | MT | 989.34 | USD | 20251203 |
| Shandong Xima | China national standards | MT | 961.08 | USD | 20251203 |
| Befar | China national standards | MT | 890.41 | USD | 20251203 |