| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 702.72 | USD | 20250926 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 744.88 | USD | 20250926 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 688.67 | USD | 20250926 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 688.67 | USD | 20250926 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 744.88 | USD | 20250926 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 674.61 | USD | 20250926 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 731.81 | 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 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 689.59 | USD | 20250925 |