| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 960.23 | USD | 20251117 |
| Shandong Hongyang Chem | China national standards | MT | 797.84 | USD | 20251117 |
| Nanjing Baitu Chem | China national standards | MT | 903.75 | USD | 20251117 |
| Shandong Fusheng | China national standards | MT | 819.02 | USD | 20251117 |
| Shandong Jinwen Chem | China national standards | MT | 847.27 | USD | 20251117 |
| Nanjing Runsheng Petro | China national standards | MT | 1553.32 | USD | 20251117 |
| Shandong Fusheng | Industrial Grade | MT | 797.84 | USD | 20251117 |
| Shandong Langchem | Industrial Grade | MT | 910.81 | USD | 20251117 |
| Shandong Qiangsen Chem | China national standards | MT | 748.42 | USD | 20251117 |
| Shandong Hongyang Chem | China national standards | MT | 953.17 | USD | 20251117 |