| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 1201.7 | USD | 20251204 |
| Wuhan Hengjiu Chem | China national standards | MT | 1173.43 | USD | 20251204 |
| Jinan Jinrihe Chem | China national standards | MT | 904.81 | USD | 20251204 |
| Shandong Aite Chem | China national standards | MT | 1102.74 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 911.88 | USD | 20251204 |
| Shandong Aite Chem | China national standards | MT | 1131.01 | USD | 20251204 |
| Shandong Daoqin Chem | China national standards | MT | 947.22 | USD | 20251204 |
| Shandong Qiangsen Chem | China national standards | MT | 890.67 | USD | 20251204 |
| Hubei 789 Chem | China national standards | MT | 1201.7 | USD | 20251204 |
| Nantong Zhonghe Chem | China national standards | MT | 904.81 | USD | 20251204 |