| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haihua | China national standards | MT | 169.76 | USD | 20251211 |
| Shandong Haihua | Food Grade | MT | 169.76 | USD | 20251211 |
| Jinan Jinrihe Chem | Food Grade | MT | 155.62 | USD | 20251211 |
| Henan Kaijie Water | China national standards | MT | 212.01 | USD | 20251210 |
| Henan Kaijie Water | China national standards | MT | 212.01 | USD | 20251210 |
| Henan Kaijie Water | Industrial Grade | MT | 204.94 | USD | 20251210 |
| Shandong Zhongke Taihua | China national standards | MT | 282.67 | USD | 20251210 |
| Shandong Haihua | Food Grade | MT | 282.67 | USD | 20251210 |
| Shandong Zhongke Taihua | Food Grade | MT | 282.67 | USD | 20251210 |
| Chengdu Rongjiaxin Chem | Food Grade | MT | 247.34 | USD | 20251210 |