| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 989.2 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 904.41 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 897.35 | USD | 20251208 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1003.34 | USD | 20251208 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.41 | USD | 20251208 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 763.1 | USD | 20251208 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 918.55 | USD | 20251208 |
| China national standards | MT | 975.07 | USD | 20251208 | |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1526.2 | USD | 20251208 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 897.35 | USD | 20251208 |