| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.96 | USD | 20251028 |
| Henan Kaijie Water | China national standards | MT | 1058.48 | USD | 20251028 |
| Henan Kaijie Water | China national standards | MT | 1058.11 | USD | 20251027 |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.52 | USD | 20251027 |
| Henan Kaijie Water | 1000 VOCs | MT | 1240.69 | USD | 20251026 |
| Henan Kaijie Water | China national standards | MT | 1057.41 | USD | 20251026 |
| Henan Kaijie Water | China national standards | MT | 1057.41 | USD | 20251024 |
| Henan Kaijie Water | 1000 VOCs | MT | 1240.69 | USD | 20251024 |
| Henan Kaijie Water | 1000 VOCs | MT | 1240.87 | USD | 20251023 |
| Henan Kaijie Water | China national standards | MT | 1057.56 | USD | 20251023 |