| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 803.18 | USD | 20251016 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1014.54 | USD | 20251016 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 782.04 | USD | 20251016 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 746.82 | USD | 20251016 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 958.18 | USD | 20251016 |
| Nanjing Runsheng Petrochemical Co., Ltd. | Industrial Grade | MT | 873.63 | USD | 20251016 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 789.09 | USD | 20251016 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 817.27 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | Industrial Grade | MT | 817.27 | USD | 20251016 |