| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 784.41 | USD | 20251203 |
| Jinan Xingdate Biotechnology Co., Ltd. | China national standards | MT | 939.88 | USD | 20251203 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1031.74 | USD | 20251203 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1102.41 | USD | 20251203 |