| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water | China national standards | MT | 1054.44 | USD | 20250919 |
| Henan Kaijie Water | 1000 VOCs | MT | 1237.21 | USD | 20250919 |
| Henan Kaijie Water | 1000 VOCs | MT | 1237.95 | USD | 20250918 |
| Henan Kaijie Water | China national standards | MT | 1055.07 | USD | 20250918 |