| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1100.06 | USD | 20251120 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 888.51 | USD | 20251120 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 902.62 | USD | 20251120 |
| China national standards | MT | 930.82 | USD | 20251120 | |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 973.59 | USD | 20251119 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 903.04 | USD | 20251119 |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1128.8 | USD | 20251119 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1199.35 | USD | 20251119 |