| Vendor | Spec | Unit | Price | Currency | Date |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 878.7 | USD | 20250919 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 941.96 | USD | 20250919 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 885.73 | USD | 20250919 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1026.32 | USD | 20250919 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 927.9 | USD | 20250919 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 927.9 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 927.9 | USD | 20250919 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 885.73 | USD | 20250919 |