| Vendor | Spec | Unit | Price | Currency | Date |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 437.92 | USD | 20251129 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251129 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 466.17 | USD | 20251129 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.79 | USD | 20251129 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.92 | USD | 20251129 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.92 | USD | 20251129 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.55 | USD | 20251129 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 423.79 | USD | 20251129 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.92 | USD | 20251129 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 459.11 | USD | 20251129 |