| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 260.24 | USD | 20250929 |
| Henan Shunzhibang | China national standards | MT | 253.2 | USD | 20250929 |
| Henan Shunzhibang | China national standards | MT | 267.27 | USD | 20250929 |
| Henan Shunzhibang | China national standards | MT | 239.14 | USD | 20250929 |
| Hubei Shuanghuan Tech | China national standards | MT | 196.94 | USD | 20250929 |
| Tongdai Haijing Soda | China national standards | MT | 196.94 | USD | 20250929 |
| Henan Baoxin Tech | China national standards | MT | 189.9 | USD | 20250929 |
| Henan Baiquan | China national standards | MT | 189.9 | USD | 20250929 |
| Henan Baoxin Tech | China national standards | MT | 189.9 | USD | 20250929 |
| Henan Kaijie Water | China national standards | MT | 211.0 | USD | 20250929 |