| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.18 | USD | 20251111 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.18 | USD | 20251111 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 536.22 | USD | 20251111 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.72 | USD | 20251111 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 169.33 | USD | 20251111 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 124.18 | USD | 20251111 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.11 | USD | 20251111 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 110.07 | USD | 20251111 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 103.01 | USD | 20251111 |
| Guangdong Huihao Industrial Trade Co., Ltd. | China national standards | MT | 162.28 | USD | 20251111 |