| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 773.25 | USD | 20250920 |
| Luxi Chem | China national standards | MT | 885.73 | USD | 20250920 |
| Liaocheng Yuanze Chem | China national standards | MT | 871.67 | USD | 20250920 |
| Liaocheng Yuanze Chem | China national standards | MT | 857.61 | USD | 20250920 |
| Lihuayi Shandong | China national standards | MT | 896.97 | USD | 20250919 |
| Luxi Chem | China national standards | MT | 829.49 | USD | 20250919 |
| Jinan Zhongyin Mat | China national standards | MT | 822.46 | USD | 20250919 |
| Jinan Zhongyin Mat | China national standards | MT | 822.46 | USD | 20250919 |
| Shandong Jiaen Chem | China national standards | MT | 956.02 | USD | 20250919 |
| Shandong Huize Chem | China national standards | MT | 899.79 | USD | 20250919 |