| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 957.1 | USD | 20251010 | 
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 914.87 | USD | 20251010 | 
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 964.14 | USD | 20251010 | 
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251010 | 
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251010 | 
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1083.77 | USD | 20251010 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 964.14 | USD | 20251010 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 928.95 | USD | 20251010 | 
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1203.41 | USD | 20251010 | 
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 978.21 | USD | 20251010 |