| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 762.44 | USD | 20251116 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 833.04 | USD | 20251116 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1355.45 | USD | 20251115 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1174.73 | USD | 20251115 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.23 | USD | 20251115 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1073.07 | USD | 20251115 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1355.45 | USD | 20251115 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 762.44 | USD | 20251115 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.31 | USD | 20251115 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 868.34 | USD | 20251115 |