| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 787.6 | USD | 20251009 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 632.89 | USD | 20251009 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.41 | USD | 20251009 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.41 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 703.22 | USD | 20251009 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 731.34 | USD | 20251009 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 745.41 | USD | 20251009 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 689.15 | USD | 20251009 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.15 | USD | 20251009 |