| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | Industrial Grade | MT | 2186.76 | USD | 20251027 |
| Baozhen Shandong Chem | 128# | MT | 2255.81 | USD | 20251024 |
| Baozhen Shandong Chem | Industrial Grade | MT | 2185.62 | USD | 20251023 |
| Baozhen Shandong Chem | 128# | MT | 2256.13 | USD | 20251023 |
| Baozhen Shandong Chem | 81percent | MT | 2256.13 | USD | 20251023 |
| Baozhen Shandong Chem | 128# | MT | 2185.62 | USD | 20251023 |
| Baozhen Shandong Chem | 128# | MT | 2255.75 | USD | 20251021 |
| Baozhen Shandong Chem | 128# | MT | 2254.38 | USD | 20251020 |
| Baozhen Shandong Chem | 128# | MT | 2255.14 | USD | 20251017 |
| Baozhen Shandong Chem | 128# | MT | 2254.54 | USD | 20251016 |