| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 854.95 | USD | 20251208 |
| Shandong Yuanhe Chem | China national standards | MT | 763.1 | USD | 20251208 |
| Zibo Lishuo Chem | China national standards | MT | 819.63 | USD | 20251208 |
| Hubei 789 Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Shijiaz Bailong Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Shandong Hanyue Chem | China national standards | MT | 706.57 | USD | 20251208 |
| Jinan Aochen Chem | China national standards | MT | 734.84 | USD | 20251208 |
| Jinan Angxin Chem | China national standards | MT | 748.97 | USD | 20251208 |
| Shandong Xima | China national standards | MT | 706.57 | USD | 20251208 |
| Shandong Zhongke Taihua | China national standards | MT | 946.81 | USD | 20251208 |