| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250919 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 752.17 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 829.49 | USD | 20250919 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 829.49 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |