| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Junma Chem | China national standards | MT | 190.79 | USD | 20251201 |
| Tangshan Sanyou | China national standards | MT | 183.72 | USD | 20251201 |
| Hubei Shuanghuan Tech | China national standards | MT | 183.72 | USD | 20251201 |
| Henan Leavit Chem | China national standards | MT | 173.83 | USD | 20251201 |
| Henan Leavit Chem | China national standards | MT | 173.83 | USD | 20251201 |
| Shanghai SKY Chem | China national standards | MT | 211.99 | USD | 20251201 |
| Henan Qingmai Tech | China national standards | MT | 240.25 | USD | 20251201 |
| Shanghai SKY Chem | China national standards | MT | 211.99 | USD | 20251201 |
| Shandong Haihua | China national standards | MT | 254.38 | USD | 20251201 |
| Henan Qianyuexing | China national standards | MT | 156.87 | USD | 20251201 |