| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251123 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.62 | USD | 20251123 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.55 | USD | 20251123 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 536.16 | USD | 20251123 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.28 | USD | 20251123 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.55 | USD | 20251123 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.28 | USD | 20251123 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 465.61 | USD | 20251123 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251123 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251123 |