| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 874.25 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 916.09 | USD | 20251022 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.18 | USD | 20251022 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.18 | USD | 20251022 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 916.09 | USD | 20251022 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1021.79 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 916.09 | USD | 20251022 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1014.74 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 916.09 | USD | 20251022 |