| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Longhui Chem | Food Grade | MT | 303.17 | USD | 20251023 |
| Shandong Longhui Chem | Food Grade | MT | 303.01 | USD | 20251022 |
| Shandong Longhui Chem | Food Grade | MT | 302.93 | USD | 20251020 |
| Shandong Longhui Chem | Food Grade | MT | 303.03 | USD | 20251017 |
| Shandong Longhui Chem | Food Grade | MT | 302.95 | USD | 20251016 |
| Shandong Longhui Chem | Food Grade | MT | 302.73 | USD | 20251014 |
| Shandong Longhui Chem | Food Grade | MT | 302.79 | USD | 20251013 |
| Shandong Longhui Chem | Food Grade | MT | 302.79 | USD | 20251013 |
| Shandong Longhui Chem | China national standards | MT | 302.61 | USD | 20251011 |
| Shandong Longhui Chem | Food Grade | MT | 302.61 | USD | 20251010 |