| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Qingmai Tech | China national standards | MT | 239.87 | USD | 20251119 |
| Tongdai Haijing Soda | China national standards | MT | 183.47 | USD | 20251118 |
| Henan Qianyuexing | China national standards | MT | 153.83 | USD | 20251118 |
| Haohua Junhua | China national standards | MT | 153.83 | USD | 20251118 |
| Henan Baiquan | China national standards | MT | 166.53 | USD | 20251118 |
| Shanghai Guoke | China national standards | MT | 261.09 | USD | 20251118 |
| Hubei Shuanghuan Tech | China national standards | MT | 190.53 | USD | 20251118 |
| Binzhou Shengyuan Chem | China national standards | MT | 211.7 | USD | 20251118 |
| Henan Kaijie Water | China national standards | MT | 211.7 | USD | 20251118 |
| Henan Junma Chem | China national standards | MT | 190.53 | USD | 20251118 |