| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Jinwen Chem | China national standards | MT | 1209.09 | USD | 20250919 |
| Shandong Langchem | China national standards | MT | 1209.09 | USD | 20250919 |
| Shandong Langchem | China national standards | MT | 1258.29 | USD | 20250919 |
| Shandong Langchem | China national standards | MT | 1251.27 | USD | 20250919 |
| Shandong Langchem | China national standards | MT | 1391.86 | USD | 20250919 |
| Shandong Yeyang Chem | China national standards | MT | 1251.27 | USD | 20250919 |
| Shandong Yeyang Chem | China national standards | MT | 1096.61 | USD | 20250919 |
| Dongying Huatai Chem | China national standards | MT | 1096.61 | USD | 20250919 |
| Shandong Yeyang Chem | China national standards | MT | 1110.67 | USD | 20250919 |