| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 190.01 | USD | 20251010 |
| Shandong Qiangsen Chem | China national standards | MT | 190.01 | USD | 20251010 |
| Shanghai Malu Chem | China national standards | MT | 295.57 | USD | 20251010 |
| Shandong Fusheng | Industrial Grade | MT | 281.5 | USD | 20251010 |
| Henan Huiyihai | China national standards | MT | 274.46 | USD | 20251010 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.29 | USD | 20251009 |
| Shandong Fusheng | Industrial Grade | MT | 281.29 | USD | 20251009 |
| Suzhou Shangma Chem | Industrial Grade | MT | 253.16 | USD | 20251009 |
| Shandong Qiangsen Chem | China national standards | MT | 189.87 | USD | 20251009 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 253.16 | USD | 20251009 |