| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Jiaye Chem | China national standards | MT | 1665.66 | USD | 20251029 |
| Shandong Langchem | China national standards | MT | 1129.26 | USD | 20251029 |
| Shandong Langchem | China national standards | MT | 1108.08 | USD | 20251029 |
| Shandong Langchem | China national standards | MT | 1115.14 | USD | 20251029 |
| Shandong Langchem | China national standards | MT | 1115.14 | USD | 20251029 |
| Shandong Langchem | China national standards | MT | 1101.03 | USD | 20251029 |
| Lihuayi Weiyuan Chem | China national standards | MT | 995.16 | USD | 20251029 |
| Beijing Yanshan Petro | China national standards | MT | 1115.14 | USD | 20251029 |
| Shandong Zhiheng | China national standards | MT | 1115.14 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 1016.33 | USD | 20251029 |