| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 858.47 | USD | 20250925 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 900.69 | USD | 20250925 |
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 883.8 | USD | 20250925 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 886.61 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 872.54 | USD | 20250925 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 928.83 | USD | 20250924 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 873.95 | USD | 20250924 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 844.39 | USD | 20250924 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 844.39 | USD | 20250924 |