| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 235.73 | USD | 20251029 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.97 | USD | 20251029 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 245.61 | USD | 20251029 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 310.55 | USD | 20251029 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.91 | USD | 20251029 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 239.97 | USD | 20251029 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 254.08 | USD | 20251029 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.73 | USD | 20251029 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 254.04 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.69 | USD | 20251028 |