| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Luxi Chem | China national standards | MT | USD | 20250304 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20250304 | |
| Shandong Hualu | China national standards | MT | USD | 20250304 | |
| CNPC | China national standards | MT | USD | 20250303 | |
| Satellite Chem | China national standards | MT | USD | 20250303 | |
| Shandong Luxi Chem | China national standards | MT | USD | 20250303 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20250303 | |
| Shandong Hualu | China national standards | MT | USD | 20250303 | |
| CNPC | China national standards | MT | USD | 20241219 | |
| Satellite Chem | China national standards | MT | USD | 20241219 |