| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 777.4 | USD | 20251205 |
| Guangzhou Tianyue Chem | China national standards | MT | 961.14 | USD | 20251205 |
| Guangzhou Tianyue Chem | China national standards | MT | 961.14 | USD | 20251205 |
| Jinan Aochen Chem | China national standards | MT | 1017.68 | USD | 20251205 |
| Shandong Wells Chem | China national standards | MT | 1031.82 | USD | 20251205 |
| Shandong Wells Chem | China national standards | MT | 1017.68 | USD | 20251205 |
| Tongling Jintai Chem | China national standards | MT | 777.4 | USD | 20251205 |
| Shandong Wells Chem | China national standards | MT | 777.4 | USD | 20251205 |
| Jinan Qi Mat | Industrial Grade | MT | 777.4 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 918.74 | USD | 20251205 |