| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 936.69 | USD | 20251015 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 901.47 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 788.79 | USD | 20251015 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 746.53 | USD | 20251015 |
| Shanghai Juexin Industrial Development Co., Ltd. | China national standards | MT | 1056.41 | USD | 20251015 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1549.4 | USD | 20251015 |
| Shanghai Juexin Industrial Development Co., Ltd. | China national standards | MT | 1338.12 | USD | 20251015 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.96 | USD | 20251015 |