| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Kunfeng Chem | Food Grade | MT | 282.26 | USD | 20251110 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.26 | USD | 20251110 |
| Henan Huiyi | China national standards | MT | 282.34 | USD | 20251109 |
| Suzhou Zhaohua Chem | 含量96% | MT | 352.93 | USD | 20251109 |
| Shandong Kailong Chem | Industrial Grade | MT | 254.11 | USD | 20251109 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.34 | USD | 20251109 |
| Henan Huiyihai | China national standards | MT | 275.28 | USD | 20251109 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.58 | USD | 20251109 |
| Henan Huiyihai | China national standards | MT | 275.28 | USD | 20251108 |
| Henan Huiyi | China national standards | MT | 282.34 | USD | 20251108 |