| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 2153.26 | USD | 20250930 |
| Shandong Junfeng | China national standards | MT | 2153.26 | USD | 20250930 |
| Lihuayi Shandong | China national standards | MT | 802.2 | USD | 20250930 |
| Lihuayi Shandong | China national standards | MT | 802.2 | USD | 20250930 |
| Aite Zhejiang | China national standards | MT | 985.15 | USD | 20250930 |
| Shandong Energy | China national standards | MT | 1013.3 | USD | 20250930 |
| Shandong Energy | China national standards | MT | 1013.3 | USD | 20250930 |
| Aite Zhejiang | China national standards | MT | 985.15 | USD | 20250930 |
| Luxi Chem | China national standards | MT | 1055.52 | USD | 20250930 |
| Luxi Chem | China national standards | MT | 1055.52 | USD | 20250930 |