| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Kailong Chem | Industrial Grade | MT | 282.2 | USD | 20251119 |
| Shandong Kailong Chem | China national standards | MT | 296.31 | USD | 20251119 |
| Shandong Kailong Chem | Industrial Grade | MT | 317.47 | USD | 20251119 |
| Shandong Kailong Chem | Industrial Grade | MT | 254.04 | USD | 20251118 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.26 | USD | 20251118 |
| Shandong Kailong Chem | Industrial Grade | MT | 296.38 | USD | 20251118 |
| Shandong Kailong Chem | Industrial Grade | MT | 296.54 | USD | 20251117 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.42 | USD | 20251117 |
| Shandong Kailong Chem | Industrial Grade | MT | 317.72 | USD | 20251117 |
| Shandong Kailong Chem | China national standards | MT | 282.39 | USD | 20251116 |