| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 159.72 | USD | 20251207 |
| Henan Shunzhibang | China national standards | MT | 240.29 | USD | 20251207 |
| Pingxiang Lixin BioTech | China national standards | MT | 169.61 | USD | 20251207 |
| Henan Leavit Chem | China national standards | MT | 163.96 | USD | 20251207 |
| Henan Huiyihai | China national standards | MT | 176.68 | USD | 20251207 |
| Jinan Jinrihe Chem | China national standards | MT | 155.48 | USD | 20251207 |
| Henan Leavit Chem | China national standards | MT | 173.85 | USD | 20251207 |
| Hubei Shuanghuan Tech | China national standards | MT | 212.02 | USD | 20251207 |
| Hubei Shuanghuan Tech | China national standards | MT | 176.68 | USD | 20251207 |
| Henan Shunzhibang | China national standards | MT | 254.42 | USD | 20251207 |