| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 802.2 | USD | 20251007 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 802.2 | USD | 20251007 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 752.94 | USD | 20251007 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 759.97 | USD | 20251007 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 759.97 | USD | 20251007 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251007 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1097.74 | USD | 20251007 |