| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | China national standards | MT | 268.12 | USD | 20251113 |
| GuangZhan Chem | Food Grade | MT | 282.23 | USD | 20251113 |
| GuangZhan Chem | China national standards | MT | 268.24 | USD | 20251112 |
| GuangZhan Chem | China national standards | MT | 254.12 | USD | 20251112 |
| GuangZhan Chem | Food Grade | MT | 282.35 | USD | 20251112 |
| GuangZhan Chem | Food Grade | MT | 282.34 | USD | 20251108 |
| GuangZhan Chem | China national standards | MT | 268.23 | USD | 20251108 |
| GuangZhan Chem | China national standards | MT | 254.11 | USD | 20251108 |
| GuangZhan Chem | China national standards | MT | 268.12 | USD | 20251106 |
| GuangZhan Chem | China national standards | MT | 254.0 | USD | 20251106 |