| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 740.68 | USD | 20251027 |
| Nanjing Runsheng Petro | Industrial Grade | MT | 874.71 | USD | 20251027 |
| Nanjing Runsheng Petro | China national standards | MT | 1551.9 | USD | 20251027 |
| Wuhan Hengjiu Chem | China national standards | MT | 804.16 | USD | 20251027 |
| Tongling Jintai Chem | China national standards | MT | 845.93 | USD | 20251026 |
| Shandong Wells Chem | China national standards | MT | 845.93 | USD | 20251026 |
| Jinan Qi Mat | Industrial Grade | MT | 845.93 | USD | 20251026 |
| Qingdao Shengze Chem | China national standards | MT | 845.93 | USD | 20251026 |
| Qingdao Shengze Chem | Industrial Grade | MT | 845.93 | USD | 20251026 |
| Shandong Xingpeng Chem | China national standards | MT | 648.55 | USD | 20251026 |