| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1100.45 | USD | 20251031 |
| Shandong LuoHeng Chem | China national standards | MT | 1932.84 | USD | 20251031 |
| Shandong Yeyang Chem | China national standards | MT | 1100.45 | USD | 20251031 |
| Jinan Pulaihua Chem | China national standards | MT | 1382.62 | USD | 20251031 |
| Shandong Hongyang Chem | China national standards | MT | 1432.0 | USD | 20251031 |
| Shandong Laya Chem | China national standards | MT | 973.48 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 1156.88 | USD | 20251031 |
| Shandong Jinwen Chem | China national standards | MT | 1213.32 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 1213.32 | USD | 20251031 |
| Shandong Jinling Chem | China national standards | MT | 1128.67 | USD | 20251031 |