| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1225.82 | USD | 20251020 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 760.85 | USD | 20251020 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.85 | USD | 20251020 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 760.85 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1099.01 | USD | 20251020 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |