| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1014.81 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 1113.18 | USD | 20251016 |
| Jinan Pulaihua Chem | China national standards | MT | 1113.18 | USD | 20251016 |
| Guangzhou Tianyue Chem | China national standards | MT | 958.18 | USD | 20251016 |
| Guangzhou Tianyue Chem | China national standards | MT | 958.18 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 1099.09 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 915.91 | USD | 20251016 |
| Jinan Dezheng Chem | Industrial Grade | MT | 817.27 | USD | 20251016 |
| Jinan Dezheng Chem | Industrial Grade | MT | 817.27 | USD | 20251016 |
| Jinan Dezheng Chem | Industrial Grade | MT | 817.27 | USD | 20251016 |