| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Junma Chem | China national standards | MT | 190.71 | USD | 20251129 |
| Henan Leavit Chem | China national standards | MT | 162.45 | USD | 20251129 |
| Henan Leavit Chem | China national standards | MT | 159.63 | USD | 20251129 |
| Hubei Shuanghuan Tech | China national standards | MT | 190.71 | USD | 20251129 |
| Henan Huiyihai | China national standards | MT | 176.58 | USD | 20251129 |
| Henan Sendi EnvTech | China national standards | MT | 194.95 | USD | 20251129 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.64 | USD | 20251129 |
| Henan Sendi EnvTech | China national standards | MT | 194.95 | USD | 20251129 |
| Guangdong Huihao | China national standards | MT | 211.9 | USD | 20251129 |
| Sichuan Hebang Bio | China national standards | MT | 233.09 | USD | 20251129 |