| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1027.34 | USD | 20250923 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1196.22 | USD | 20250923 |
| Befar Group Co., Ltd. | China national standards | MT | 886.61 | USD | 20250923 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250923 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1068.83 | USD | 20250922 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1089.92 | USD | 20250922 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1184.15 | USD | 20250922 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1118.05 | USD | 20250922 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1012.57 | USD | 20250922 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1012.57 | USD | 20250922 |