| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 966.78 | USD | 20250816 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.7 | USD | 20250816 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.71 | USD | 20250816 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.71 | USD | 20250816 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 966.78 | USD | 20250815 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 966.78 | USD | 20250815 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.7 | USD | 20250815 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.71 | USD | 20250815 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.71 | USD | 20250815 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1092.88 | USD | 20250815 |