| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 437.12 | USD | 20251023 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 324.32 | USD | 20251023 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 437.12 | USD | 20251023 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.54 | USD | 20251023 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.32 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1042.93 | USD | 20251022 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 549.65 | USD | 20251022 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 394.62 | USD | 20251022 |