| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 395.34 | USD | 20251125 |
| Shandong Jinling Chem | China national standards | MT | 240.02 | USD | 20251125 |
| Shandong Jinling Chem | China national standards | MT | 240.02 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 360.04 | USD | 20251125 |
| Jinan Jinhao Chem | China national standards | MT | 395.34 | USD | 20251125 |
| Shandong Yushuo Chem | China national standards | MT | 240.02 | USD | 20251125 |
| Jinan Qi Mat | China national standards | MT | 247.08 | USD | 20251125 |
| Shanghai Guoke | China national standards | MT | 458.87 | USD | 20251125 |
| Wuhan Hengjiu Chem | China national standards | MT | 240.02 | USD | 20251125 |
| Shandong Jinling Chem | China national standards | MT | 240.02 | USD | 20251125 |