| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 702.96 | USD | 20250919 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 829.49 | USD | 20250919 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 731.08 | USD | 20250919 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.08 | USD | 20250919 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 688.9 | USD | 20250919 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 702.96 | USD | 20250919 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 850.58 | USD | 20250919 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |