| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1015.92 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Guangzhou Tianyue Chem | China national standards | MT | 959.69 | USD | 20251118 |
| Shanghai Juexin | China national standards | MT | 1058.48 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Shandong Wells Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Nantong Zhonghe Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Jinan Qi Mat | Industrial Grade | MT | 846.79 | USD | 20251118 |