| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 422.21 | USD | 20250930 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.74 | USD | 20250929 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 468.43 | USD | 20250929 |