| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 775.73 | USD | 20251105 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 705.21 | USD | 20251105 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 803.94 | USD | 20251105 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.3 | USD | 20251105 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 944.98 | USD | 20251105 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 747.52 | USD | 20251105 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.3 | USD | 20251105 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 691.1 | USD | 20251105 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 825.09 | USD | 20251105 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 944.98 | USD | 20251105 |