| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1789.54 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1169.54 | USD | 20251016 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.72 | USD | 20251016 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1479.54 | USD | 20251016 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1479.54 | USD | 20251016 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1056.81 | USD | 20251016 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1592.27 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1606.36 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1747.27 | USD | 20251016 |