| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.62 | USD | 20251122 |
| Henan Kaijie Water | China national standards | MT | 1058.2 | USD | 20251122 |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.62 | USD | 20251121 |
| Henan Kaijie Water | China national standards | MT | 1058.2 | USD | 20251121 |
| Henan Kaijie Water | China national standards | MT | 1057.75 | USD | 20251120 |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.1 | USD | 20251120 |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.68 | USD | 20251119 |
| Henan Kaijie Water | China national standards | MT | 1058.25 | USD | 20251119 |
| Henan Kaijie Water | China national standards | MT | 1058.48 | USD | 20251118 |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.96 | USD | 20251118 |