| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 931.86 | USD | 20251125 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1023.64 | USD | 20251125 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 924.8 | USD | 20251125 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1101.29 | USD | 20251125 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1016.58 | USD | 20251125 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.15 | USD | 20251125 |