| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.3 | USD | 20250922 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.3 | USD | 20250922 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.11 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.11 | USD | 20250922 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 710.21 | USD | 20250922 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 801.62 | USD | 20250922 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 801.62 | USD | 20250922 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 689.11 | USD | 20250922 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 689.11 | USD | 20250922 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.11 | USD | 20250922 |