| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 734.74 | USD | 20251209 |
| Henan Zhongyuan Dahua Group Co., Ltd. | China national standards | MT | 706.48 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 918.43 | USD | 20251209 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.48 | USD | 20251209 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 777.13 | USD | 20251209 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.74 | USD | 20251209 |
| Xinjiang Yankuang Qineng Coal Industry Co., Ltd. | China national standards | MT | 692.35 | USD | 20251209 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.35 | USD | 20251209 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 755.94 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 777.13 | USD | 20251209 |