| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 720.76 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 791.42 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 713.69 | USD | 20251201 |
| Shandong Xingpeng Chem | China national standards | MT | 727.82 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 720.76 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 975.14 | USD | 20251201 |
| Lihuayi Shandong | China national standards | MT | 734.89 | USD | 20251201 |
| Shandong FUZE | China national standards | MT | 932.74 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 713.69 | USD | 20251201 |
| Shandong Energy | China national standards | MT | 1017.54 | USD | 20251201 |