| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Henan Qingmai Tech | China national standards | MT | USD | 20251118 | |
| Henan Leavit Chem | 600 VOCs | MT | USD | 20251118 | |
| Henan Shunzhibang | China national standards | MT | USD | 20251118 | |
| Henan Shunzhibang | China national standards | MT | USD | 20251117 | |
| Henan Kaijie Water | 1000 VOCs | MT | USD | 20251117 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20251117 | |
| Henan Huiyi | China national standards | MT | USD | 20251117 | |
| Hebei Junshen Tech | 800 VOCs | MT | USD | 20251117 | |
| Henan Sendi EnvTech | China national standards | MT | USD | 20251117 | |
| Henan Huiyihai | 300 VOCs | MT | USD | 20251117 |
