| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 | 
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251011 | 
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 | 
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 | 
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1294.9 | USD | 20251011 | 
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1034.51 | USD | 20251011 | 
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1069.7 | USD | 20251011 | 
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251011 | 
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251011 | 
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 978.21 | USD | 20251011 |