| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1230.8 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 912.49 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 919.56 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1131.77 | USD | 20251211 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 962.0 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 976.15 | USD | 20251211 |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1131.77 | USD | 20251211 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 933.71 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 947.85 | USD | 20251211 |