| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 189.99 | USD | 20251008 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 211.1 | USD | 20251008 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 225.18 | USD | 20251008 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 182.96 | USD | 20251007 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 201.25 | USD | 20251007 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 201.25 | USD | 20251007 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 194.22 | USD | 20251007 |
| Henan Lanen Chemical Co., Ltd. | China national standards | MT | 177.33 | USD | 20251007 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 211.1 | USD | 20251007 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 182.96 | USD | 20251007 |