| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.67 | USD | 20251030 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.74 | USD | 20251029 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.74 | USD | 20251029 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.7 | USD | 20251028 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.7 | USD | 20251028 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.62 | USD | 20251027 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.48 | USD | 20251026 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.48 | USD | 20251024 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.48 | USD | 20251024 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.51 | USD | 20251023 |