| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1101.45 | USD | 20251117 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1242.66 | USD | 20251117 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 960.23 | USD | 20251117 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1228.54 | USD | 20251117 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 931.99 | USD | 20251117 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1016.72 | USD | 20251117 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1200.29 | USD | 20251117 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1023.78 | USD | 20251117 |