| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 409.45 | USD | 20251125 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1044.81 | USD | 20251125 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 410.87 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.57 | USD | 20251125 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.98 | USD | 20251125 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 423.57 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.57 | USD | 20251125 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.69 | USD | 20251125 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.41 | USD | 20251125 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.81 | USD | 20251125 |