| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1125.41 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 400.93 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 400.93 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 405.15 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 450.17 | USD | 20250918 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 633.04 | USD | 20250918 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 633.04 | USD | 20250918 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 478.3 | USD | 20250918 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 422.03 | USD | 20250918 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |