| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 536.3 | USD | 20251110 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 430.45 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.28 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.73 | USD | 20251110 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.37 | USD | 20251110 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.19 | USD | 20251110 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.51 | USD | 20251110 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.68 | USD | 20251110 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 395.17 | USD | 20251110 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1044.37 | USD | 20251110 |