| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1054.44 | USD | 20250920 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250920 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 956.02 | USD | 20250920 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 871.67 | USD | 20250920 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 871.67 | USD | 20250920 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 899.79 | USD | 20250919 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 871.67 | USD | 20250919 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250919 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250919 |