| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Hebei Junshen Tech | 800 VOCs | MT | USD | 20251105 | |
| Henan Sendi EnvTech | China national standards | MT | USD | 20251105 | |
| Henan Huiyi | China national standards | MT | USD | 20251105 | |
| Henan Shunzhibang | China national standards | MT | USD | 20251105 | |
| Henan Huiyihai | 300 VOCs | MT | USD | 20251105 | |
| Henan Qingmai Tech | 800 VOCs | MT | USD | 20251105 | |
| Henan Kaijie Water | China national standards | MT | USD | 20251104 | |
| Henan Leavit Chem | 600 VOCs | MT | USD | 20251104 | |
| Shandong Jinwen Chem | Purified Water | MT | USD | 20251104 | |
| Henan Huiyi | China national standards | MT | USD | 20251104 |
