| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1111.08 | USD | 20251009 |
| Shandong Jinling Chem | China national standards | MT | 1406.43 | USD | 20251009 |
| Shandong Zhiheng | China national standards | MT | 1329.08 | USD | 20251009 |
| Shandong Hongyang Chem | China national standards | MT | 1427.53 | USD | 20251009 |
| Shandong Hongyang Chem | China national standards | MT | 1427.53 | USD | 20251009 |
| Shandong Hongyang Chem | China national standards | MT | 1427.53 | USD | 20251009 |
| Shandong Jinling Chem | China national standards | MT | 1054.82 | USD | 20251009 |
| Shandong Langchem | China national standards | MT | 1392.37 | USD | 20251009 |
| Shandong Yihe Chem | China national standards | MT | 985.15 | USD | 20251008 |
| Shandong Xingpeng Chem | China national standards | MT | 985.15 | USD | 20251008 |