| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | Industrial Grade | MT | 874.13 | USD | 20251024 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1550.87 | USD | 20251024 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 902.32 | USD | 20251024 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 902.32 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 944.62 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 902.32 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 937.57 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 909.37 | USD | 20251024 |