| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | Food Grade | MT | 282.59 | USD | 20251209 |
| GuangZhan Chem | China national standards | MT | 268.46 | USD | 20251209 |
| GuangZhan Chem | China national standards | MT | 254.33 | USD | 20251209 |
| GuangZhan Chem | China national standards | MT | 282.69 | USD | 20251205 |
| GuangZhan Chem | China national standards | MT | 268.56 | USD | 20251205 |
| GuangZhan Chem | China national standards | MT | 254.42 | USD | 20251205 |
| GuangZhan Chem | Food Grade | MT | 282.51 | USD | 20251202 |
| GuangZhan Chem | China national standards | MT | 268.38 | USD | 20251202 |
| GuangZhan Chem | China national standards | MT | 254.26 | USD | 20251202 |
| GuangZhan Chem | China national standards | MT | 254.28 | USD | 20251130 |