| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 947.85 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 962.0 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 962.0 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 976.15 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 891.27 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 891.27 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 990.3 | USD | 20251211 |
| Shandong Energy | China national standards | MT | 1018.59 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 1061.03 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 2164.5 | USD | 20251211 |