| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 896.99 | USD | 20250813 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 840.93 | USD | 20250813 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 679.1 | USD | 20250812 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 840.12 | USD | 20250812 |
| Sichuan Tongda Chemical Co., Ltd. | China national standards | MT | 938.14 | USD | 20250812 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 931.14 | USD | 20250812 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 903.13 | USD | 20250812 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 896.13 | USD | 20250812 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 840.12 | USD | 20250812 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 819.12 | USD | 20250812 |