| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Runheng Chemical Trading Co., Ltd. | China national standards | MT | 888.35 | USD | 20251023 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 888.35 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 888.35 | USD | 20251023 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 874.25 | USD | 20251023 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 923.13 | USD | 20251022 |