| Vendor | Spec | Unit | Price | Currency | Date |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 829.79 | USD | 20251009 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 829.79 | USD | 20251009 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 745.41 | USD | 20251009 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 703.22 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 703.22 | USD | 20251009 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 731.34 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.83 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.83 | USD | 20251008 |