| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Tongling Jintai | China national standards | MT | USD | 20250303 | |
| Ningbo Dafeng | China national standards | MT | USD | 20250303 | |
| ShanDong Shenghua | China national standards | MT | USD | 20250303 | |
| Shandong Wells Chem | China national standards | MT | USD | 20250303 | |
| Dongying Hi-tech | China national standards | MT | USD | 20250303 | |
| Heze Zhuohang | China national standards | MT | USD | 20250303 | |
| Qingdao Soda | China national standards | MT | USD | 20250303 | |
| Tongling Jintai | China national standards | MT | USD | 20241219 | |
| ShanDong Shenghua | China national standards | MT | USD | 20241219 | |
| Shandong Wells Chem | China national standards | MT | USD | 20241219 |
