| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 629.39 | USD | 20250715 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 629.45 | USD | 20250714 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 503.56 | USD | 20250714 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 503.56 | USD | 20250714 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 503.56 | USD | 20250714 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 489.57 | USD | 20250714 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 503.56 | USD | 20250714 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.57 | USD | 20250714 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.57 | USD | 20250714 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 489.57 | USD | 20250714 |