| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1054.08 | USD | 20250927 | 
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250927 | 
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1293.01 | USD | 20250927 | 
| Befar Group Co., Ltd. | China national standards | MT | 885.43 | USD | 20250926 | 
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1236.79 | USD | 20250926 | 
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 | 
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 | 
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1166.52 | USD | 20250926 | 
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1089.22 | USD | 20250926 | 
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1183.38 | USD | 20250926 |