| Vendor | Spec | Unit | Price | Currency | Date |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 812.53 | USD | 20250808 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 847.55 | USD | 20250808 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 861.56 | USD | 20250808 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 784.51 | USD | 20250808 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 770.5 | USD | 20250808 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 784.51 | USD | 20250808 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 686.45 | USD | 20250808 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 742.48 | USD | 20250808 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 742.48 | USD | 20250808 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 742.48 | USD | 20250808 |