| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.28 | USD | 20251118 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.28 | USD | 20251118 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 987.92 | USD | 20251118 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 451.62 | USD | 20251118 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 536.3 | USD | 20251118 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.6 | USD | 20251118 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 423.39 | USD | 20251118 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 451.62 | USD | 20251118 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 409.28 | USD | 20251118 |