| Vendor | Spec | Unit | Price | Currency | Date |
| Tongdai Haijing NATURAL SODA Co., Ltd. | China national standards | MT | 169.36 | USD | 20251110 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.47 | USD | 20251110 |
| Suzhou Shangma Chemical Technology Co., Ltd. | China national standards | MT | 197.58 | USD | 20251110 |
| Jiangxi Xinmao Chemical Co., Ltd. | China national standards | MT | 190.53 | USD | 20251110 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.53 | USD | 20251110 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 190.53 | USD | 20251110 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 190.53 | USD | 20251110 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 204.64 | USD | 20251110 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 183.47 | USD | 20251110 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 190.53 | USD | 20251110 |