| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1836.86 | USD | 20251209 |
| Shandong Dongyue | China national standards | MT | 1907.51 | USD | 20251209 |
| Shandong Luxi Chem | China national standards | MT | 1907.51 | USD | 20251209 |
| Jinan Jinrihe Chem | China national standards | MT | 2825.94 | USD | 20251209 |
| Shandong Zhenkun | China national standards | MT | 1455.36 | USD | 20251209 |
| Shandong Hongyang Chem | China national standards | MT | 1907.51 | USD | 20251209 |
| Shandong Luxi Chem | China national standards | MT | 1540.33 | USD | 20251208 |
| Shandong Dongyue | China national standards | MT | 1837.09 | USD | 20251208 |
| Shandong Zhenkun | China national standards | MT | 1455.54 | USD | 20251208 |
| Jinan Jinrihe Chem | China national standards | MT | 2826.3 | USD | 20251208 |