| Vendor | Spec | Unit | Price | Currency | Date | 
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 712.09 | USD | 20251023 | 
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 662.74 | USD | 20251023 | 
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 754.39 | USD | 20251023 | 
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 690.94 | USD | 20251023 | 
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 761.44 | USD | 20251023 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 853.1 | USD | 20251023 | 
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 705.04 | USD | 20251023 | 
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 775.54 | USD | 20251023 | 
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 747.34 | USD | 20251023 | 
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |