| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 295.14 | USD | 20250927 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 255.79 | USD | 20250927 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 255.79 | USD | 20250927 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 288.12 | USD | 20250927 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 267.03 | USD | 20250927 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 255.79 | USD | 20250927 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 255.79 | USD | 20250927 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 252.98 | USD | 20250927 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 234.71 | USD | 20250927 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 245.95 | USD | 20250927 |