| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Tech | China national standards | MT | 233.21 | USD | 20251210 |
| Jiangxi Xinmao Chem | China national standards | MT | 190.8 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 173.84 | USD | 20251210 |
| Henan Shunzhibang | China national standards | MT | 268.54 | USD | 20251210 |
| Henan Shunzhibang | China national standards | MT | 240.27 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 162.54 | USD | 20251210 |
| Henan Sendi EnvTech | China national standards | MT | 202.11 | USD | 20251210 |
| Henan Shunzhibang | China national standards | MT | 254.41 | USD | 20251210 |
| Shandong Haihua | China national standards | MT | 169.6 | USD | 20251210 |
| Shanghai SKY Chem | China national standards | MT | 209.18 | USD | 20251210 |