| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1121.69 | USD | 20250822 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1017.02 | USD | 20250821 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1017.02 | USD | 20250821 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 995.97 | USD | 20250821 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 981.95 | USD | 20250821 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1122.22 | USD | 20250821 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1052.09 | USD | 20250821 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 981.95 | USD | 20250821 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1101.18 | USD | 20250821 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1276.53 | USD | 20250821 |