| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 928.95 | USD | 20251011 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 886.72 | USD | 20251011 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 928.95 | USD | 20251011 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 943.02 | USD | 20251011 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 921.91 | USD | 20251011 |
| Hunan Qilu New Materials Technology Co., Ltd. | China national standards | MT | 992.29 | USD | 20251010 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.2 | USD | 20251010 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 788.2 | USD | 20251010 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251010 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.05 | USD | 20251010 |