| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | 300 VOCs | MT | 211.76 | USD | 20251108 |
| Henan Huiyihai | 300 VOCs | MT | 324.69 | USD | 20251108 |
| Henan Huiyi | China national standards | MT | 211.76 | USD | 20251108 |
| Henan Kaijie Water | China national standards | MT | 1058.78 | USD | 20251108 |
| Henan Kaijie Water | 1000 VOCs | MT | 1242.31 | USD | 20251108 |
| Hebei Junshen Tech | 600 VOCs | MT | 310.58 | USD | 20251107 |
| Hebei Junshen Tech | 900 VOCs | MT | 607.04 | USD | 20251107 |
| Hebei Junshen Tech | 800 VOCs | MT | 423.51 | USD | 20251107 |
| Shandong Jinwen Chem | Purified Water | MT | 508.22 | USD | 20251107 |
| Henan Leavit Chem | 400 VOCs | MT | 508.22 | USD | 20251107 |