| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1265.72 | USD | 20250922 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 984.45 | USD | 20250922 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1125.08 | USD | 20250922 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 977.41 | USD | 20250922 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1054.76 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1265.72 | USD | 20250922 |
| China national standards | MT | 991.48 | USD | 20250922 | |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1116.64 | USD | 20250922 |