| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1112.57 | USD | 20251013 |
| Shandong Yeyang Chem | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Yeyang Chem | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Hongyang Chem | China national standards | MT | 1429.44 | USD | 20251013 |
| Shandong Hongyang Chem | China national standards | MT | 1429.44 | USD | 20251013 |
| Shandong Hongyang Chem | China national standards | MT | 1429.44 | USD | 20251013 |
| Shandong Zhenkun | China national standards | MT | 997.08 | USD | 20251013 |
| Shandong Zhenkun | China national standards | MT | 997.08 | USD | 20251013 |
| Changzhou Juyun Mat | China national standards | MT | 1161.86 | USD | 20251013 |
| Shandong Jinling Chem | China national standards | MT | 1147.77 | USD | 20251013 |