| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Wuhan Hengjiu Chem | China national standards | MT | 1072.23 | USD | 20251031 |
| Shandong Zhiheng | China national standards | MT | 1269.75 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 966.42 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 966.42 | USD | 20251031 |
| Wuhan Hengjiu Chem | China national standards | MT | 966.42 | USD | 20251031 |
| Wuhan Hengjiu Chem | China national standards | MT | 1072.48 | USD | 20251030 |
| Shandong Yaoming Chem | China national standards | MT | 959.58 | USD | 20251030 |
| Shandong Zhiheng | China national standards | MT | 1270.04 | USD | 20251030 |