| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 237.52 | USD | 20250928 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 382.28 | USD | 20250928 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 261.41 | USD | 20250928 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 252.98 | USD | 20250928 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 379.47 | USD | 20250928 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.09 | USD | 20250928 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.09 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 323.25 | USD | 20250928 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 323.25 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.09 | USD | 20250928 |