| Vendor | Spec | Unit | Price | Currency | Date |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 801.1 | USD | 20250926 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250926 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 794.07 | USD | 20250926 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250926 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.16 | USD | 20250926 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 829.21 | USD | 20250926 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250926 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 787.05 | USD | 20250926 |