| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 790.12 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 761.9 | USD | 20251121 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 790.12 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 761.9 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 761.9 | USD | 20251121 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 888.89 | USD | 20251121 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 790.12 | USD | 20251121 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 790.12 | USD | 20251121 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.65 | USD | 20251121 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 761.9 | USD | 20251121 |