| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1129.37 | USD | 20251109 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 395.28 | USD | 20251108 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 324.69 | USD | 20251108 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 550.57 | USD | 20251108 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.93 | USD | 20251108 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 550.57 | USD | 20251108 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 451.75 | USD | 20251108 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 564.68 | USD | 20251108 |