| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongshuo Chem | China national standards | MT | 819.75 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 763.22 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 763.22 | USD | 20251210 |
| Zhangjiagang Kellin | China national standards | MT | 763.22 | USD | 20251210 |
| Hunan Qilu Tech | China national standards | MT | 855.09 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.36 | USD | 20251210 |