| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1293.44 | USD | 20250919 |
| Shandong Mingyu | China national standards | MT | 1202.06 | USD | 20250919 |
| Shinghwa AdvMat | China national standards | MT | 1202.06 | USD | 20250919 |
| Shandong Mingyu | China national standards | MT | 1202.06 | USD | 20250919 |
| Shandong Mingyu | China national standards | MT | 1202.06 | USD | 20250919 |
| Shandong Jinling Chem | China national standards | MT | 1202.06 | USD | 20250919 |
| Shandong Mingyu | China national standards | MT | 1209.09 | USD | 20250919 |
| Dongying Huatai Chem | China national standards | MT | 1209.09 | USD | 20250919 |
| Shandong Jinling Chem | China national standards | MT | 1012.26 | USD | 20250919 |
| Qingdao Shengze Chem | China national standards | MT | 1012.26 | USD | 20250919 |