| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 957.89 | USD | 20250729 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 957.89 | USD | 20250729 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1105.41 | USD | 20250728 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 958.48 | USD | 20250728 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 958.48 | USD | 20250728 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1106.15 | USD | 20250727 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1106.15 | USD | 20250726 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.13 | USD | 20250725 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.13 | USD | 20250725 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1106.68 | USD | 20250724 |