| Vendor | Spec | Unit | Price | Currency | Date |
| 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 |
| Shandong Wells Chem | China national standards | MT | 817.27 | USD | 20251016 |
| Tongling Jintai Chem | China national standards | MT | 817.27 | USD | 20251016 |
| Shandong Aite Chem | China national standards | MT | 915.56 | USD | 20251015 |
| Shandong Aite Chem | China national standards | MT | 915.56 | USD | 20251015 |
| Shandong Aite Chem | China national standards | MT | 1098.67 | USD | 20251015 |
| Changzhou Qidi Chem | China national standards | MT | 915.56 | USD | 20251015 |
| Changzhou Qidi Chem | China national standards | MT | 915.56 | USD | 20251015 |