| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1119.8 | USD | 20251015 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1267.69 | USD | 20251015 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1239.52 | USD | 20251015 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1028.24 | USD | 20251015 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1070.5 | USD | 20251015 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1056.41 | USD | 20251015 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 943.73 | USD | 20251015 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1014.16 | USD | 20251015 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1028.24 | USD | 20251015 |