| Vendor | Spec | Unit | Price | Currency | Date |
| Tongdai Haijing Soda | China national standards | MT | 183.47 | USD | 20251110 |
| Hubei Shuanghuan Tech | China national standards | MT | 183.47 | USD | 20251110 |
| Henan Baoxin Tech | China national standards | MT | 176.41 | USD | 20251110 |
| Henan Baiquan | China national standards | MT | 176.41 | USD | 20251110 |
| Henan Baoxin Tech | China national standards | MT | 176.41 | USD | 20251110 |
| Anhui Haozhan Tech | China national standards | MT | 204.64 | USD | 20251110 |
| Shanghai Guoke | China national standards | MT | 261.09 | USD | 20251110 |
| Henan Leavit Chem | China national standards | MT | 159.52 | USD | 20251109 |
| Henan Leavit Chem | China national standards | MT | 173.64 | USD | 20251109 |
| Hubei Shuanghuan Tech | China national standards | MT | 183.52 | USD | 20251109 |