| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1106.3 | USD | 20250806 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.26 | USD | 20250806 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.26 | USD | 20250806 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.84 | USD | 20250805 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.84 | USD | 20250805 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1106.97 | USD | 20250805 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1106.52 | USD | 20250804 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.45 | USD | 20250804 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 959.45 | USD | 20250804 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1104.96 | USD | 20250803 |