| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Ningxia Jiuhong | China national standards | MT | USD | 20251021 | |
| CNPC | China national standards | MT | USD | 20251021 | |
| CNPC | China national standards | MT | USD | 20251021 | |
| Liaocheng Yuanze Chem | China national standards | MT | USD | 20251021 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20251021 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251021 | |
| Shandong Laya Chem | China national standards | MT | USD | 20251021 | |
| Shaanxi Petro Yanan | China national standards | MT | USD | 20251021 | |
| Shandong Junfeng | China national standards | MT | USD | 20251021 | |
| Jiangsu Huachang Chem | China national standards | MT | USD | 20251021 |
