| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250927 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 829.21 | USD | 20250927 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 815.16 | USD | 20250927 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1545.99 | USD | 20250927 |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 815.16 | USD | 20250927 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.16 | USD | 20250927 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 815.16 | USD | 20250927 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 829.21 | USD | 20250927 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250927 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 955.7 | USD | 20250926 |