| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Zibo Lishuo Chem | China national standards | MT | USD | 20251129 | |
| Shandong Laya Chem | China national standards | MT | USD | 20251129 | |
| Sinopec | China national standards | MT | USD | 20251129 | |
| Jinan Jiaxing Chem | China national standards | MT | USD | 20251129 | |
| Sinopec | China national standards | MT | USD | 20251129 | |
| CNPC | China national standards | MT | USD | 20251129 | |
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20251129 | |
| Jinan Qi Mat | China national standards | MT | USD | 20251129 | |
| Shandong Langchem | China national standards | MT | USD | 20251129 | |
| Shandong Yuhuang Chem | China national standards | MT | USD | 20251129 |
