| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Weifang Chengtai | China national standards | MT | USD | 20250303 | |
| Dongming QianHai | China national standards | MT | USD | 20250303 | |
| Zibo Qixiang Chem | China national standards | MT | USD | 20250303 | |
| Shaoxing Yingke | China national standards | MT | USD | 20250303 | |
| Ningbo Haode | China national standards | MT | USD | 20241219 | |
| Jiaxing Cenway | China national standards | MT | USD | 20241219 | |
| Shandong Shengrong | China national standards | MT | USD | 20241219 | |
| Binzhou Limei | China national standards | MT | USD | 20241219 | |
| Shandong Chambroad | China national standards | MT | USD | 20241219 | |
| Weifang Chengtai | China national standards | MT | USD | 20241219 |