| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 742.46 | USD | 20250820 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 742.46 | USD | 20250820 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 742.46 | USD | 20250820 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 700.44 | USD | 20250820 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 784.49 | USD | 20250820 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 861.54 | USD | 20250820 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 847.53 | USD | 20250820 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 784.49 | USD | 20250820 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 756.47 | USD | 20250820 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 770.48 | USD | 20250820 |