| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 2145.23 | USD | 20250822 |
| Shandong Junfeng | China national standards | MT | 2173.27 | USD | 20250822 |
| Aite Zhejiang | China national standards | MT | 981.48 | USD | 20250822 |
| Aite Zhejiang | China national standards | MT | 981.48 | USD | 20250822 |
| Shandong Laya Chem | China national standards | MT | 785.18 | USD | 20250822 |
| Shandong Yeyang Chem | China national standards | MT | 771.16 | USD | 20250822 |
| Qingdao Shengze Chem | China national standards | MT | 792.57 | USD | 20250821 |
| Qingdao Shengze Chem | China national standards | MT | 792.57 | USD | 20250821 |
| Shandong Xingpeng Chem | China national standards | MT | 785.56 | USD | 20250821 |
| Shandong Laya Chem | China national standards | MT | 785.56 | USD | 20250821 |