| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Qingmai Tech | Industrial Grade | MT | 409.45 | USD | 20251125 |
| Henan Huiyi | China national standards | MT | 282.38 | USD | 20251125 |
| Shanghai SKY Chem | Industrial Grade | MT | 324.74 | USD | 20251125 |
| Shandong Kailong Chem | Industrial Grade | MT | 296.5 | USD | 20251125 |
| Shandong Yushuo Chem | Industrial Grade | MT | 310.62 | USD | 20251125 |
| Shanghai SKY Chem | Food Grade | MT | 345.92 | USD | 20251125 |
| Shandong Yushuo Chem | Food Grade | MT | 296.5 | USD | 20251125 |
| Jinan Kunfeng Chem | Food Grade | MT | 268.26 | USD | 20251125 |
| Henan Huiyihai | China national standards | MT | 275.32 | USD | 20251125 |
| Changzhou Qidi Chem | Food Grade | MT | 310.62 | USD | 20251125 |