| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 872.98 | USD | 20251014 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 | 
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 | 
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 844.82 | USD | 20251014 | 
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 929.3 | USD | 20251014 | 
| Hebei Risun Energy Limited | China national standards | MT | 957.46 | USD | 20251014 | 
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 872.98 | USD | 20251014 | 
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1112.35 | USD | 20251014 | 
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 870.17 | USD | 20251014 |