| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 190.73 | USD | 20251127 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 211.93 | USD | 20251127 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 240.18 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 445.05 | USD | 20251127 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.88 | USD | 20251126 |
| Sichuan Hebang Biotechnology Co., Ltd. | China national standards | MT | 233.06 | USD | 20251126 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.69 | USD | 20251126 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 186.45 | USD | 20251126 |
| Tongdai Haijing NATURAL SODA Co., Ltd. | China national standards | MT | 169.5 | USD | 20251126 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 268.38 | USD | 20251126 |