| Vendor | Spec | Unit | Price | Currency | Date |
| Tongdai Haijing Soda | China national standards | MT | 169.09 | USD | 20251016 |
| Shandong Haihua | China national standards | MT | 253.64 | USD | 20251016 |
| Shanghai SKY Chem | China national standards | MT | 194.45 | USD | 20251016 |
| Shanghai SKY Chem | China national standards | MT | 194.45 | USD | 20251016 |
| Shanghai SKY Chem | China national standards | MT | 194.45 | USD | 20251016 |
| Shanghai SKY Chem | China national standards | MT | 260.68 | USD | 20251016 |
| Henan Huiyihai | China national standards | MT | 176.14 | USD | 20251016 |
| Henan Qingmai Tech | China national standards | MT | 239.54 | USD | 20251016 |
| Shandong Haihua | China national standards | MT | 211.36 | USD | 20251016 |
| Shandong Jinshenrun Chem | China national standards | MT | 183.18 | USD | 20251016 |