| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Petro Yanan | China national standards | MT | 729.58 | USD | 20251202 |
| Shandong Qiancheng | China national standards | MT | 847.53 | USD | 20251202 |
| Shandong FUZE | China national standards | MT | 1059.41 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 713.34 | USD | 20251202 |
| Luxi Chem | China national standards | MT | 1059.41 | USD | 20251202 |
| Suzhou Zixu Mat | China national standards | MT | 1243.04 | USD | 20251202 |
| Lihuayi Shandong | China national standards | MT | 847.53 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 727.46 | USD | 20251202 |
| Shandong Xingpeng Chem | China national standards | MT | 727.46 | USD | 20251202 |
| Shandong Xingpeng Chem | China national standards | MT | 713.34 | USD | 20251202 |