| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 815.16 | USD | 20250926 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250926 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 934.62 | USD | 20250926 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 885.43 | USD | 20250926 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 899.48 | USD | 20250926 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 906.51 | USD | 20250926 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250926 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250926 |