| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1100.82 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 973.81 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 1250.42 | USD | 20251118 |
| Nanjing Runsheng Petro | China national standards | MT | 1044.37 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1072.6 | USD | 20251118 |
| Luxi Chem | China national standards | MT | 917.35 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 973.81 | USD | 20251118 |
| Jinan Jinrihe Chem | China national standards | MT | 1072.6 | USD | 20251118 |
| Shandong Hanyue Chem | China national standards | MT | 889.13 | USD | 20251118 |
| Shandong Yushuo Chem | China national standards | MT | 875.01 | USD | 20251118 |