| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1238.48 | USD | 20251004 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1238.48 | USD | 20251003 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1238.48 | USD | 20251002 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1238.48 | USD | 20251001 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1238.48 | USD | 20250930 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1237.88 | USD | 20250929 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1236.79 | USD | 20250928 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1236.79 | USD | 20250927 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1236.79 | USD | 20250926 |
| Henan Kaijie Water Treatment Co., Ltd. | 1000 VOCs | MT | 1238.44 | USD | 20250925 |