| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 829.95 | USD | 20250929 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 844.01 | USD | 20250929 |
| Nanjing Runsheng Petrochemical Co., Ltd. | Industrial Grade | MT | 872.15 | USD | 20250929 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 942.48 | USD | 20250929 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 886.21 | USD | 20250929 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 956.55 | USD | 20250929 |
| Shandong Jinshengrun Chemical Co., Ltd. | Industrial Grade | MT | 886.21 | USD | 20250929 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 956.55 | USD | 20250929 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 907.31 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 907.31 | USD | 20250929 |