| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 812.65 | USD | 20250815 |
| Shandong Jinwen Chem | China national standards | MT | 980.79 | USD | 20250815 |
| Jurong Jiangsu | China national standards | MT | 911.17 | USD | 20250814 |
| Shandong Langchem | China national standards | MT | 1135.46 | USD | 20250814 |
| Shandong Langchem | China national standards | MT | 1051.35 | USD | 20250814 |
| Zibo Lishuo Chem | China national standards | MT | 841.08 | USD | 20250814 |
| Zibo Lishuo Chem | China national standards | MT | 841.08 | USD | 20250814 |
| Zibo Lishuo Chem | China national standards | MT | 841.08 | USD | 20250814 |
| Zibo Lishuo Chem | China national standards | MT | 841.08 | USD | 20250814 |
| Zibo Lishuo Chem | China national standards | MT | 841.08 | USD | 20250814 |