| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Shandong Wells Chem | China national standards | MT | 889.5 | USD | 20251125 |
| Shandong Wells Chem | China national standards | MT | 889.5 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Guangzhou Tianyue Chem | China national standards | MT | 960.1 | USD | 20251125 |
| Guangzhou Tianyue Chem | China national standards | MT | 960.1 | USD | 20251125 |
| Nanjing Runsheng Petro | China national standards | MT | 1552.64 | USD | 20251124 |