| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 777.4 | USD | 20251205 |
| Hualu Holdings | China national standards | MT | 876.34 | USD | 20251205 |
| Shandong Hanyue Chem | China national standards | MT | 734.99 | USD | 20251205 |
| Henan Zhongyuan Dahua | China national standards | MT | 706.72 | USD | 20251205 |
| Shandong Shuojia Chem | China national standards | MT | 742.06 | USD | 20251205 |
| Hubei 789 Chem | Industrial Grade | MT | 918.74 | USD | 20251205 |
| Hubei 789 Chem | Industrial Grade | MT | 918.74 | USD | 20251205 |
| Hubei 789 Chem | China national standards | MT | 918.74 | USD | 20251205 |
| Shandong Shuojia Chem | China national standards | MT | 742.23 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 742.23 | USD | 20251204 |