| Vendor | Spec | Unit | Price | Currency | Date |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 762.32 | USD | 20251109 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 762.32 | USD | 20251109 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1016.43 | USD | 20251109 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1030.55 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 776.44 | USD | 20251109 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 776.44 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 776.44 | USD | 20251109 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 776.44 | USD | 20251109 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 917.61 | USD | 20251109 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 875.26 | USD | 20251109 |