| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 933.71 | USD | 20251211 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 898.34 | USD | 20251211 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 763.94 | USD | 20251211 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.45 | USD | 20251210 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1003.49 | USD | 20251210 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 975.22 | USD | 20251210 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1175.92 | USD | 20251210 |