| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 937.29 | USD | 20251017 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1550.41 | USD | 20251017 |
| Jinan Jinrihe Chemical Co., Ltd. | Industrial Grade | MT | 761.11 | USD | 20251017 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 958.43 | USD | 20251017 |
| Jinan Dezheng Chemical Co., Ltd. | Industrial Grade | MT | 817.49 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Shanghai Juexin Industrial Development Co., Ltd. | China national standards | MT | 1057.1 | USD | 20251017 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1014.81 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |