| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 901.14 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 816.66 | USD | 20251014 |
| Jinan Jinrihe Chemical Co., Ltd. | Industrial Grade | MT | 760.34 | USD | 20251014 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 746.26 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 901.14 | USD | 20251014 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 844.82 | USD | 20251014 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 908.18 | USD | 20251014 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 802.58 | USD | 20251014 |