| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.13 | USD | 20250930 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 408.13 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.13 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.13 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.13 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 534.8 | USD | 20250930 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 464.43 | USD | 20250930 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 548.87 | USD | 20250930 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 394.06 | USD | 20250930 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 394.06 | USD | 20250930 |