| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 888.76 | USD | 20251104 |
| Shandong Hanyue Chem | China national standards | MT | 931.09 | USD | 20251104 |
| Shaanxi Yanchang Petro | China national standards | MT | 874.66 | USD | 20251104 |
| Sinopec | China national standards | MT | 874.66 | USD | 20251104 |
| Jinan Qi Mat | China national standards | MT | 874.66 | USD | 20251104 |
| Sinopec | China national standards | MT | 1128.59 | USD | 20251104 |
| Shandong Qiangsen Chem | China national standards | MT | 1043.94 | USD | 20251104 |
| Shandong Shuojia Chem | China national standards | MT | 884.53 | USD | 20251104 |
| Hubei 789 Chem | China national standards | MT | 1297.88 | USD | 20251104 |
| Lihuayi Shandong | China national standards | MT | 874.66 | USD | 20251104 |