| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 551.74 | USD | 20251211 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 438.56 | USD | 20251211 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1131.77 | USD | 20251211 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 523.44 | USD | 20251211 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 523.44 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.41 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.41 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.41 | USD | 20251211 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 486.66 | USD | 20251211 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.74 | USD | 20251210 |