| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 368.35 | USD | 20250919 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 255.88 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.88 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.88 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.88 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.88 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 267.12 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 281.18 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 260.09 | USD | 20250919 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 330.39 | USD | 20250919 |