| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.01 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.01 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.01 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.01 | USD | 20251106 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.35 | USD | 20251106 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.35 | USD | 20251106 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 874.9 | USD | 20251106 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 874.9 | USD | 20251106 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 874.9 | USD | 20251106 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1298.24 | USD | 20251106 |