| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 689.59 | USD | 20250925 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 689.59 | USD | 20250925 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 745.88 | USD | 20250925 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 759.95 | USD | 20250925 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.59 | USD | 20250925 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 633.29 | USD | 20250925 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 675.51 | USD | 20250925 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 689.59 | USD | 20250925 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 731.81 | USD | 20250925 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 731.81 | USD | 20250925 |