| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyi | China national standards | MT | 282.15 | USD | 20251104 |
| Shandong Qiangsen Chem | China national standards | MT | 190.45 | USD | 20251104 |
| Shanghai Malu Chem | Industrial Grade | MT | 296.25 | USD | 20251104 |
| Shanghai Malu Chem | Industrial Grade | MT | 296.25 | USD | 20251104 |
| Shandong Fusheng | Industrial Grade | MT | 282.15 | USD | 20251104 |
| Shanghai Malu Chem | China national standards | MT | 303.31 | USD | 20251104 |
| Suzhou Shangma Chem | Industrial Grade | MT | 253.93 | USD | 20251104 |
| Shanghai Guoke | Industrial Grade | MT | 308.95 | USD | 20251104 |
| Shanghai Guoke | Food Grade | MT | 331.52 | USD | 20251104 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 253.93 | USD | 20251104 |