| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 902.93 | USD | 20251031 |
| Hubei 789 Chem | China national standards | MT | 917.04 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 952.31 | USD | 20251031 |
| Aite Zhejiang | China national standards | MT | 790.07 | USD | 20251031 |
| Shandong Wells Chem | China national standards | MT | 818.28 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 797.12 | USD | 20251031 |
| Qingdao Chengxin Chem | China national standards | MT | 648.98 | USD | 20251031 |
| Shandong Zhiheng | China national standards | MT | 1015.8 | USD | 20251031 |
| Hubei 789 Chem | China national standards | MT | 917.04 | USD | 20251031 |
| Jinan Aochen Chem | China national standards | MT | 1015.8 | USD | 20251031 |