| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Kailong Chem | Industrial Grade | MT | 253.97 | USD | 20251122 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.19 | USD | 20251121 |
| Shandong Kailong Chem | Industrial Grade | MT | 253.97 | USD | 20251121 |
| Shandong Kailong Chem | Industrial Grade | MT | 296.3 | USD | 20251121 |
| Shandong Kailong Chem | Industrial Grade | MT | 253.86 | USD | 20251120 |
| Shandong Kailong Chem | Industrial Grade | MT | 296.17 | USD | 20251120 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.07 | USD | 20251120 |
| Shandong Kailong Chem | Industrial Grade | MT | 317.33 | USD | 20251120 |
| Shandong Kailong Chem | Industrial Grade | MT | 253.98 | USD | 20251119 |
| Shandong Kailong Chem | China national standards | MT | 296.31 | USD | 20251119 |