| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Jinshenrun Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Wells Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Hubei 789 Chem | China national standards | MT | 917.35 | USD | 20251118 |
| Wuhan Hengjiu Chem | China national standards | MT | 804.45 | USD | 20251118 |
| Qingdao Shengze Chem | Industrial Grade | MT | 846.79 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Shandong Xingpeng Chem | China national standards | MT | 649.2 | USD | 20251118 |