| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251011 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1224.52 | USD | 20251011 |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1618.62 | USD | 20251011 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1280.82 | USD | 20251011 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 760.05 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.05 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.05 | USD | 20251011 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1055.62 | USD | 20251011 |