| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1552.73 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 1764.47 | USD | 20251029 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 2540.36 | USD | 20251028 |
| Shandong Longxin Pharma | China national standards | MT | 1623.01 | USD | 20251028 |
| Shandong Laya Chem | China national standards | MT | 1453.65 | USD | 20251028 |
| Shandong Qiangsen Chem | China national standards | MT | 1481.88 | USD | 20251028 |
| Shandong Xima | China national standards | MT | 1467.77 | USD | 20251028 |
| Shandong Longxin Pharma | China national standards | MT | 1623.01 | USD | 20251028 |
| Hubei 789 Chem | China national standards | MT | 2046.4 | USD | 20251028 |
| Shanghai Ronghe Chem | China national standards | MT | 1806.48 | USD | 20251028 |