| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Energy | China national standards | MT | 1056.81 | USD | 20251016 |
| Liaocheng Yuanze Chem | China national standards | MT | 859.54 | USD | 20251016 |
| Liaocheng Yuanze Chem | China national standards | MT | 873.63 | USD | 20251016 |
| Luxi Chem | China national standards | MT | 887.72 | USD | 20251016 |
| Suzhou Zixu Mat | China national standards | MT | 1240.0 | USD | 20251016 |
| Luxi Chem | China national standards | MT | 810.22 | USD | 20251016 |
| Lihuayi Shandong | China national standards | MT | 859.54 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 1070.91 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 1240.0 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 1113.18 | USD | 20251016 |