| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 961.08 | USD | 20251203 |
| Shandong Qiangsen Chem | China national standards | MT | 989.34 | USD | 20251203 |
| Shandong Jinling Chem | China national standards | MT | 1031.74 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 1175.91 | USD | 20251203 |
| Befar | China national standards | MT | 1116.54 | USD | 20251203 |
| Shandong Hongyang Chem | China national standards | MT | 1190.04 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 1215.48 | USD | 20251203 |
| Shandong Jinling Chem | China national standards | MT | 1123.61 | USD | 20251203 |
| Shandong Hongyang Chem | China national standards | MT | 1095.34 | USD | 20251203 |
| Shandong Junfeng | China national standards | MT | 1201.35 | USD | 20251203 |