| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 815.16 | USD | 20250926 |
| Shandong Laya Chem | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Laya Chem | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Yeyang Chem | China national standards | MT | 815.16 | USD | 20250926 |
| Aite Zhejiang | China national standards | MT | 885.43 | USD | 20250926 |
| Aite Zhejiang | China national standards | MT | 878.4 | USD | 20250926 |
| Shandong Huize Chem | China national standards | MT | 1096.24 | USD | 20250926 |
| Shandong Jinwen Chem | China national standards | MT | 983.81 | USD | 20250926 |
| Shanghai Huayi | China national standards | MT | 956.98 | USD | 20250925 |
| Shanghai Huayi | China national standards | MT | 914.76 | USD | 20250925 |