| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong LuoHeng Chem | China national standards | MT | USD | 20251113 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20251113 | |
| Satellite Chem | China national standards | MT | USD | 20251113 | |
| Sinopec | China national standards | MT | USD | 20251113 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251113 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20251113 | |
| CNPC | China national standards | MT | USD | 20251113 | |
| Sinopec | China national standards | MT | USD | 20251113 | |
| CNPC | China national standards | MT | USD | 20251113 | |
| Shandong Langchem | China national standards | MT | USD | 20251113 |