| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Langchem | China national standards | MT | USD | 20250901 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20250901 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250901 | |
| GX Tiandong Jinyi Tech | China national standards | MT | USD | 20250901 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20250831 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250831 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20250830 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250830 | |
| Hengyang Jindong | China national standards | MT | USD | 20250829 | |
| Chongqing TIAN Yuan | China national standards | MT | USD | 20250829 |
