| Vendor | Spec | Unit | Price | Currency | Date |
| UniTrend China | China national standards | MT | 1041.86 | USD | 20250916 |
| UniTrend China | China national standards | MT | 1041.43 | USD | 20250915 |
| ZJ Dayang Biotech | China national standards | MT | 1097.73 | USD | 20250915 |
| Shandong Chengshuo Chem | China national standards | MT | 985.14 | USD | 20250915 |
| Shandong Huize Chem | China national standards | MT | 900.7 | USD | 20250915 |
| Shandong Xima | China national standards | MT | 872.55 | USD | 20250915 |
| UniTrend China | China national standards | MT | 1041.97 | USD | 20250913 |
| UniTrend China | China national standards | MT | 1042.14 | USD | 20250909 |
| ZJ Dayang Biotech | China national standards | MT | 1098.47 | USD | 20250909 |
| Qinghai Yanhu | China national standards | MT | 1126.63 | USD | 20250909 |