| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | Food Grade | MT | 303.01 | USD | 20251022 |
| Shandong Shuojia Chem | China national standards | MT | 303.12 | USD | 20251021 |
| Shandong Shuojia Chem | Food Grade | MT | 303.12 | USD | 20251021 |
| Shandong Shuojia Chem | China national standards | MT | 303.12 | USD | 20251021 |
| Shandong Shuojia Chem | China national standards | MT | 302.93 | USD | 20251020 |
| Shandong Shuojia Chem | Food Grade | MT | 302.93 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 302.93 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 303.03 | USD | 20251018 |
| Shandong Shuojia Chem | China national standards | MT | 303.03 | USD | 20251018 |
| Shandong Shuojia Chem | China national standards | MT | 303.03 | USD | 20251018 |