| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 409.22 | USD | 20251111 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.17 | USD | 20251110 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.6 | USD | 20251110 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 987.92 | USD | 20251110 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 430.45 | USD | 20251110 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.51 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 536.3 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.73 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.28 | USD | 20251110 |