| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 741.96 | USD | 20251201 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 741.96 | USD | 20251201 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 961.01 | USD | 20251201 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 727.82 | USD | 20251201 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 741.96 | USD | 20251201 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 777.29 | USD | 20251201 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.62 | USD | 20251201 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 777.29 | USD | 20251201 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.62 | USD | 20251201 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 749.02 | USD | 20251201 |