| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water | 1000 VOCs | MT | 1243.83 | USD | 20251207 |
| Henan Kaijie Water | China national standards | MT | 1060.09 | USD | 20251207 |
| Henan Kaijie Water | 1000 VOCs | MT | 1243.83 | USD | 20251206 |
| Henan Kaijie Water | China national standards | MT | 1060.09 | USD | 20251206 |
| Henan Kaijie Water | China national standards | MT | 1060.09 | USD | 20251205 |
| Henan Kaijie Water | 1000 VOCs | MT | 1243.83 | USD | 20251205 |
| Henan Kaijie Water | China national standards | MT | 1060.33 | USD | 20251204 |
| Henan Kaijie Water | 1000 VOCs | MT | 1244.12 | USD | 20251204 |
| Henan Kaijie Water | 1000 VOCs | MT | 1243.75 | USD | 20251203 |
| Henan Kaijie Water | China national standards | MT | 1060.01 | USD | 20251203 |