| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 999.59 | USD | 20250908 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1055.91 | USD | 20250908 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1126.3 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 999.1 | USD | 20250907 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 999.1 | USD | 20250907 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1034.28 | USD | 20250906 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1125.75 | USD | 20250906 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1055.39 | USD | 20250906 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 985.03 | USD | 20250906 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 985.03 | USD | 20250906 |