| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Hubei Shuanghuan Tech | China national standards | MT | USD | 20251207 | |
| Tangshan Sanyou | China national standards | MT | USD | 20251207 | |
| Henan Leavit Chem | China national standards | MT | USD | 20251207 | |
| Henan Kaijie Water | China national standards | MT | USD | 20251206 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251206 | |
| Sichuan Hebang Bio | China national standards | MT | USD | 20251206 | |
| Henan Sendi EnvTech | China national standards | MT | USD | 20251206 | |
| Henan Junma Chem | China national standards | MT | USD | 20251206 | |
| Pingxiang Lixin BioTech | China national standards | MT | USD | 20251206 | |
| Henan Huiyihai | China national standards | MT | USD | 20251206 |
