| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1837.09 | USD | 20251208 |
| Shandong Luxi Chem | China national standards | MT | 1540.33 | USD | 20251208 |
| Shandong Zhenkun | China national standards | MT | 1455.85 | USD | 20251207 |
| Jinan Jinrihe Chem | China national standards | MT | 2826.9 | USD | 20251207 |
| Shandong Yuxuan Chem | China national standards | MT | 1837.48 | USD | 20251206 |
| Shandong Luxi Chem | China national standards | MT | 1540.66 | USD | 20251206 |
| Shandong Zhenkun | China national standards | MT | 1455.85 | USD | 20251206 |
| Shandong Dongyue | China national standards | MT | 1837.48 | USD | 20251206 |
| Shandong Luxi Chem | China national standards | MT | 1540.66 | USD | 20251205 |
| Shandong Dongyue | China national standards | MT | 1837.48 | USD | 20251205 |