| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 820.53 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 820.53 | USD | 20251211 |
| Shaanxi Petro Yanan | China national standards | MT | 749.79 | USD | 20251211 |
| Nantong Zhonghe Chem | China national standards | MT | 806.38 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 742.72 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 742.72 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 742.72 | USD | 20251211 |
| Shandong Xingpeng Chem | China national standards | MT | 714.43 | USD | 20251211 |
| Shandong Xingpeng Chem | China national standards | MT | 721.5 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 721.5 | USD | 20251211 |