| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 742.11 | USD | 20250812 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 756.11 | USD | 20250812 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 770.11 | USD | 20250812 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 784.12 | USD | 20250812 |
| Jiangmen Handsome Chemical Development Ltd. | China national standards | MT | 700.23 | USD | 20250811 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 812.27 | USD | 20250811 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 742.24 | USD | 20250811 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 686.23 | USD | 20250811 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 784.26 | USD | 20250811 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 847.28 | USD | 20250811 |