| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1129.05 | USD | 20251118 |
| Shandong Zhiheng | China national standards | MT | 1411.31 | USD | 20251118 |
| Shandong Jinshenrun Chem | China national standards | MT | 1100.82 | USD | 20251118 |
| Shandong Zhenkun | China national standards | MT | 999.21 | USD | 20251118 |
| Dongying Huatai Chem | China national standards | MT | 1086.71 | USD | 20251118 |
| Changzhou Juyun Mat | China national standards | MT | 1143.16 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 1397.2 | USD | 20251118 |
| Shandong Zhiheng | China national standards | MT | 1333.69 | USD | 20251118 |
| Shandong Aite Chem | China national standards | MT | 1453.65 | USD | 20251118 |
| Shandong Laya Chem | China national standards | MT | 973.81 | USD | 20251118 |