| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 452.27 | USD | 20251203 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251203 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 466.4 | USD | 20251203 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 636.01 | USD | 20251203 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 636.01 | USD | 20251203 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251203 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 452.27 | USD | 20251203 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 353.34 | USD | 20251203 |
| Jiangsu Youlixin Chemical Co., Ltd. | 90% | MT | 551.21 | USD | 20251203 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251203 |