| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.37 | USD | 20251203 |
| Guangdong Huihao Industrial Trade Co., Ltd. | China national standards | MT | 162.53 | USD | 20251203 |
| Jinan Xingdate Biotechnology Co., Ltd. | China national standards | MT | 106.0 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 113.07 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 113.07 | USD | 20251203 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 537.07 | USD | 20251203 |
| Hunan Jianghai Environmental Protection Co., Ltd. | China national standards | MT | 110.24 | USD | 20251203 |
| Guangzhou Longyu Chemical Co., Ltd. | China national standards | MT | 169.6 | USD | 20251203 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 124.3 | USD | 20251202 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.25 | USD | 20251202 |