| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 704.73 | USD | 20251017 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 958.43 | USD | 20251017 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 754.06 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 725.87 | USD | 20251017 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 789.3 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.16 | USD | 20251017 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 789.3 | USD | 20251017 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| Hunan Qilu New Materials Technology Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |