| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 742.87 | USD | 20250807 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 742.87 | USD | 20250807 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 700.82 | USD | 20250807 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 784.92 | USD | 20250807 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 862.01 | USD | 20250807 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 847.99 | USD | 20250807 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 756.89 | USD | 20250807 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 770.9 | USD | 20250807 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 784.92 | USD | 20250807 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 847.23 | USD | 20250806 |