| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 787.93 | USD | 20250901 | 
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 816.07 | USD | 20250901 | 
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 844.71 | USD | 20250830 | 
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 844.71 | USD | 20250830 | 
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 844.71 | USD | 20250830 | 
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 844.71 | USD | 20250830 | 
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 844.71 | USD | 20250830 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 788.4 | USD | 20250830 | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 816.56 | USD | 20250830 | 
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 788.4 | USD | 20250830 |