| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 790.25 | USD | 20251030 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 853.75 | USD | 20251030 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 867.86 | USD | 20251030 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 733.8 | USD | 20251030 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 762.02 | USD | 20251030 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 769.08 | USD | 20251030 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 691.47 | USD | 20251030 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 719.69 | USD | 20251030 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 705.79 | USD | 20251029 |