| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 956.98 | USD | 20250923 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1203.26 | USD | 20250923 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250923 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 999.2 | USD | 20250923 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250923 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1224.37 | USD | 20250923 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.22 | USD | 20250923 |