| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 | 
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1224.52 | USD | 20251011 | 
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 | 
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1020.44 | USD | 20251011 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 964.14 | USD | 20251011 | 
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1034.51 | USD | 20251011 | 
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 999.32 | USD | 20251011 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 964.14 | USD | 20251011 | 
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1182.3 | USD | 20251011 | 
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1069.7 | USD | 20251011 |