| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1099.09 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1303.4 | USD | 20251016 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 958.18 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1197.72 | USD | 20251016 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1070.91 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |