| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 168.71 | USD | 20250920 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 123.72 | USD | 20250919 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 102.63 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.38 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.63 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.63 | USD | 20250919 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 168.71 | USD | 20250919 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.66 | USD | 20250919 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 161.68 | USD | 20250919 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.72 | USD | 20250919 |