| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 564.33 | USD | 20251031 |
| Wuhan Hengjiu Chem | China national standards | MT | 564.33 | USD | 20251031 |
| Jinan Angxin Chem | China national standards | MT | 564.33 | USD | 20251031 |
| Jinan Pulaihua Chem | China national standards | MT | 592.55 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 578.44 | USD | 20251031 |
| Shandong Luxi Chem | China national standards | MT | 578.44 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 564.33 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 536.12 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 564.46 | USD | 20251030 |
| Shandong Fusheng | China national standards | MT | 578.57 | USD | 20251030 |