| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1096.24 | USD | 20250928 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250928 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1004.89 | USD | 20250928 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1152.46 | USD | 20250928 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1194.63 | USD | 20250928 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |