| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 928.83 | USD | 20250925 | 
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 928.83 | USD | 20250925 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 971.05 | USD | 20250925 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 971.05 | USD | 20250925 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 886.61 | USD | 20250925 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 886.61 | USD | 20250925 | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 942.9 | USD | 20250925 | 
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 886.61 | USD | 20250925 | 
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 914.76 | USD | 20250925 | 
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |