| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1089.58 | USD | 20250919 |
| Shandong Zhiheng | China national standards | MT | 1166.91 | USD | 20250919 |
| Shandong Zhiheng | China national standards | MT | 1124.73 | USD | 20250919 |
| Shandong Zhiheng | China national standards | MT | 1124.73 | USD | 20250919 |
| Shandong Jinling Chem | China national standards | MT | 1138.79 | USD | 20250919 |
| Shandong Aite Chem | China national standards | MT | 1138.79 | USD | 20250919 |
| Shandong Jinling Chem | China national standards | MT | 1033.35 | USD | 20250919 |
| Shandong Jiaen Chem | China national standards | MT | 1176.75 | USD | 20250919 |
| Shandong Huize Chem | China national standards | MT | 1044.6 | USD | 20250919 |
| Shandong Junfeng | China national standards | MT | 1195.03 | USD | 20250919 |