| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | China national standards | MT | 210.89 | USD | 20250921 |
| Henan Huiyihai | 300 VOCs | MT | 323.36 | USD | 20250921 |
| Henan Huiyihai | 300 VOCs | MT | 210.89 | USD | 20250921 |
| Henan Kaijie Water | China national standards | MT | 1054.44 | USD | 20250921 |
| Henan Kaijie Water | 1000 VOCs | MT | 1237.21 | USD | 20250921 |
| Henan Huiyi | China national standards | MT | 210.89 | USD | 20250920 |
| Henan Kaijie Water | 1000 VOCs | MT | 1237.21 | USD | 20250920 |
| Henan Kaijie Water | China national standards | MT | 1054.44 | USD | 20250920 |
| Henan Shunzhibang | China national standards | MT | 773.25 | USD | 20250920 |
| Henan Huiyihai | 300 VOCs | MT | 210.89 | USD | 20250920 |