| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Sinopec | China national standards | MT | USD | 20260228 | |
| Wanhua Chem | China national standards | MT | USD | 20260228 | |
| CNPC | China national standards | MT | USD | 20260228 | |
| Liao Jinxinda | China national standards | MT | USD | 20260228 | |
| Jinan Qi Mat | China national standards | MT | USD | 20260228 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260228 | |
| Shandong Mingyu | China national standards | MT | USD | 20260228 | |
| Jinan Zesheng | China national standards | MT | USD | 20260228 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20260228 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20260228 |
