| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Kunfeng Chem | China national standards | MT | 317.22 | USD | 20251024 |
| Jinan Kunfeng Chem | Food Grade | MT | 282.02 | USD | 20251023 |
| Jinan Kunfeng Chem | Food Grade | MT | 317.11 | USD | 20251022 |
| Jinan Kunfeng Chem | Food Grade | MT | 281.87 | USD | 20251022 |
| Jinan Kunfeng Chem | Food Grade | MT | 281.97 | USD | 20251021 |
| Jinan Kunfeng Chem | Food Grade | MT | 281.97 | USD | 20251021 |
| Jinan Kunfeng Chem | Food Grade | MT | 317.21 | USD | 20251021 |
| Jinan Kunfeng Chem | Food Grade | MT | 281.8 | USD | 20251020 |
| Jinan Kunfeng Chem | Food Grade | MT | 317.02 | USD | 20251020 |
| Jinan Kunfeng Chem | Food Grade | MT | 331.11 | USD | 20251020 |