| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Songshan Tech | China national standards | MT | 1383.09 | USD | 20251110 |
| Hebei Junshen Tech | 800 VOCs | MT | 423.39 | USD | 20251110 |
| Hebei Junshen Tech | 900 VOCs | MT | 606.86 | USD | 20251110 |
| Hebei Junshen Tech | 700 VOCs | MT | 324.6 | USD | 20251110 |
| Hebei Junshen Tech | 600 VOCs | MT | 310.49 | USD | 20251110 |
| Henan Kaijie Water | China national standards | MT | 1058.48 | USD | 20251110 |
| Henan Kaijie Water | 1000 VOCs | MT | 1242.31 | USD | 20251109 |
| Henan Huiyihai | China national standards | MT | 211.76 | USD | 20251109 |
| Henan Leavit Chem | 700 VOCs | MT | 536.45 | USD | 20251109 |
| Henan Leavit Chem | 500 VOCs | MT | 508.22 | USD | 20251109 |