| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1568.26 | USD | 20251127 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1175.49 | USD | 20251127 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1638.9 | USD | 20251127 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1151.47 | USD | 20251127 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1271.56 | USD | 20251127 |
| Dongying Liancheng Chemical Co., Ltd. | China national standards | MT | 1200.92 | USD | 20251127 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1271.26 | USD | 20251126 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1596.14 | USD | 20251126 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1130.01 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.01 | USD | 20251126 |