| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 505.7 | USD | 20250826 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 540.82 | USD | 20250826 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 541.03 | USD | 20250825 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 534.0 | USD | 20250825 |
| Nanjing Daze Trading Co., Ltd. | China national standards | MT | 772.9 | USD | 20250825 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 618.32 | USD | 20250825 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 618.32 | USD | 20250825 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 702.63 | USD | 20250825 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 702.63 | USD | 20250825 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 505.9 | USD | 20250825 |