| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water | China national standards | MT | 212.02 | USD | 20251206 |
| Shandong Qiangsen Chem | China national standards | MT | 190.82 | USD | 20251206 |
| Hubei Shuanghuan Tech | China national standards | MT | 176.68 | USD | 20251206 |
| Henan Sendi EnvTech | China national standards | MT | 197.88 | USD | 20251206 |
| Pingxiang Lixin BioTech | China national standards | MT | 169.61 | USD | 20251206 |
| Henan Huiyihai | China national standards | MT | 176.68 | USD | 20251206 |
| Henan Sendi EnvTech | China national standards | MT | 202.12 | USD | 20251206 |
| Henan Sendi EnvTech | China national standards | MT | 202.12 | USD | 20251206 |
| Pingxiang Lixin BioTech | China national standards | MT | 176.68 | USD | 20251206 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.82 | USD | 20251206 |