| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 592.91 | USD | 20251210 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 678.42 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 565.19 | USD | 20251209 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 536.93 | USD | 20251209 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 579.32 | USD | 20251209 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | China national standards | MT | 678.22 | USD | 20251209 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 593.45 | USD | 20251209 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 579.32 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 508.67 | USD | 20251209 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 565.19 | USD | 20251209 |