| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | Food Grade | MT | 246.45 | USD | 20251013 |
| GuangZhan Chem | China national standards | MT | 246.45 | USD | 20251013 |
| GuangZhan Chem | Food Grade | MT | 246.31 | USD | 20251011 |
| GuangZhan Chem | China national standards | MT | 246.31 | USD | 20251011 |
| GuangZhan Chem | Food Grade | MT | 246.31 | USD | 20251011 |
| GuangZhan Chem | Food Grade | MT | 246.13 | USD | 20251009 |
| GuangZhan Chem | Food Grade | MT | 246.13 | USD | 20251009 |
| GuangZhan Chem | China national standards | MT | 246.13 | USD | 20251009 |
| GuangZhan Chem | China national standards | MT | 246.17 | USD | 20250929 |
| GuangZhan Chem | Food Grade | MT | 246.17 | USD | 20250929 |