| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 779.19 | USD | 20251029 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.48 | USD | 20251029 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 762.25 | USD | 20251029 |
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 755.19 | USD | 20251029 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.48 | USD | 20251029 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 705.79 | USD | 20251029 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 663.44 | USD | 20251029 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.48 | USD | 20251029 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 726.96 | USD | 20251029 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 726.96 | USD | 20251029 |