| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 168.9 | USD | 20251011 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 168.9 | USD | 20251011 |
| Tongdai Haijing NATURAL SODA Co., Ltd. | China national standards | MT | 168.9 | USD | 20251011 |
| Suzhou Shangma Chemical Technology Co., Ltd. | China national standards | MT | 211.12 | USD | 20251011 |
| Anhui Haozhan Environmental Protection Technology Co., Ltd. | China national standards | MT | 211.12 | USD | 20251011 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 211.12 | USD | 20251011 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 190.01 | USD | 20251011 |
| Jiangxi Xinmao Chemical Co., Ltd. | China national standards | MT | 190.01 | USD | 20251011 |
| Henan Lanen Chemical Co., Ltd. | China national standards | MT | 177.34 | USD | 20251011 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.24 | USD | 20251011 |