| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Qingdao Shengze Chem | China national standards | MT | 816.27 | USD | 20250930 |
| Nantong Zhonghe Chem | China national standards | MT | 802.2 | USD | 20250930 |
| Shandong Jiaen Chem | China national standards | MT | 957.01 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 942.93 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 1238.48 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 1111.81 | USD | 20250930 |
| Shandong Aite Chem | China national standards | MT | 1069.59 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Zibo Lishuo Chem | China national standards | MT | 914.78 | USD | 20250930 |