| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Juyun Mat | China national standards | MT | 1354.31 | USD | 20251104 |
| Shandong Hongyang Chem | China national standards | MT | 1192.07 | USD | 20251104 |
| CNPC | China national standards | MT | 1213.23 | USD | 20251104 |
| Lihuayi Shandong | China national standards | MT | 987.51 | USD | 20251104 |
| Sinopec | China national standards | MT | 1213.23 | USD | 20251104 |
| Shandong Zhiheng | China national standards | MT | 1170.91 | USD | 20251104 |
| Changzhou Juyun Mat | China national standards | MT | 1354.31 | USD | 20251104 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1326.09 | USD | 20251104 |
| Shandong Laya Chem | China national standards | MT | 973.41 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 1333.15 | USD | 20251104 |