| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.5 | USD | 20251014 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1267.23 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.66 | USD | 20251014 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.66 | USD | 20251014 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 887.06 | USD | 20251014 |
| Shanghai Juexin Industrial Development Co., Ltd. | China national standards | MT | 1337.63 | USD | 20251014 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.66 | USD | 20251014 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 844.82 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 908.18 | USD | 20251014 |