| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Langchem | China national standards | MT | USD | 20260429 | |
| Jinan Angxin Chem | China national standards | MT | USD | 20260429 | |
| Shandong Junfeng | China national standards | MT | USD | 20260429 | |
| Shandong Yaoming Chem | China national standards | MT | USD | 20260429 | |
| Shandong Zhiheng | China national standards | MT | USD | 20260429 | |
| CNPC | China national standards | MT | USD | 20260429 | |
| Sinopec | China national standards | MT | USD | 20260429 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260429 | |
| Zibo Dream | China national standards | MT | USD | 20260429 | |
| Shandong Chambroad | China national standards | MT | USD | 20260429 |
