| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 2160.25 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 960.11 | USD | 20251114 |
| Shandong Energy | China national standards | MT | 790.68 | USD | 20251114 |
| Shandong Junfeng | China national standards | MT | 2160.25 | USD | 20251114 |
| Shandong Aite Chem | China national standards | MT | 1073.07 | USD | 20251114 |
| Lihuayi Shandong | China national standards | MT | 960.11 | USD | 20251114 |
| Wanhua Chem | China national standards | MT | 1023.65 | USD | 20251114 |
| Wanhua Chem | China national standards | MT | 762.44 | USD | 20251114 |
| Luxi Chem | China national standards | MT | 974.23 | USD | 20251114 |
| Shandong Junfeng | China national standards | MT | 2188.49 | USD | 20251114 |