| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 917.04 | USD | 20251101 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 761.85 | USD | 20251101 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.48 | USD | 20251101 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.48 | USD | 20251101 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1250.0 | USD | 20251101 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1173.81 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1255.64 | USD | 20251101 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 895.88 | USD | 20251031 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.4 | USD | 20251031 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1058.13 | USD | 20251031 |