| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Kailong Chem | Industrial Grade | MT | 296.76 | USD | 20251208 |
| Shandong Shuojia Chem | Food Grade | MT | 303.83 | USD | 20251208 |
| Suzhou ChemMat | China national standards | MT | 353.29 | USD | 20251208 |
| Henan Huiyihai | China national standards | MT | 275.62 | USD | 20251207 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.69 | USD | 20251207 |
| Shandong Kailong Chem | Industrial Grade | MT | 254.42 | USD | 20251207 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.96 | USD | 20251207 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.69 | USD | 20251206 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.69 | USD | 20251206 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.69 | USD | 20251206 |