| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1012.81 | USD | 20250929 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1012.81 | USD | 20250929 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 844.01 | USD | 20250929 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 844.01 | USD | 20250929 |