| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 843.81 | USD | 20250922 |
| Shandong Qiangsen Chem | China national standards | MT | 942.26 | USD | 20250922 |
| Shandong Hongxin Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Shandong Hongxin Chem | China national standards | MT | 928.19 | USD | 20250922 |
| Shandong Hongxin Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Lihuayi Shandong | China national standards | MT | 1026.64 | USD | 20250922 |
| Hebei Risun | China national standards | MT | 956.02 | USD | 20250921 |
| Shandong Hongxin Chem | China national standards | MT | 927.9 | USD | 20250921 |
| Jinan Jinrihe Chem | China national standards | MT | 956.02 | USD | 20250921 |
| Shandong Yushuo Chem | China national standards | MT | 843.55 | USD | 20250920 |