| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 732.45 | USD | 20251015 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 704.27 | USD | 20251015 |
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 753.3 | USD | 20251014 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 704.02 | USD | 20251014 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 704.02 | USD | 20251014 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 830.74 | USD | 20251014 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 746.26 | USD | 20251014 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 801.17 | USD | 20251014 |