| Vendor | Spec | Unit | Price | Currency | Date |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1098.67 | USD | 20251015 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1380.38 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.21 | USD | 20251015 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1049.37 | USD | 20251015 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 774.7 | USD | 20251015 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 774.7 | USD | 20251015 |