| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 142.08 | USD | 20250616 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 167.16 | USD | 20250616 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.93 | USD | 20250614 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 141.89 | USD | 20250614 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.93 | USD | 20250614 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 141.89 | USD | 20250613 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.93 | USD | 20250613 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.93 | USD | 20250612 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 141.89 | USD | 20250612 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.93 | USD | 20250611 |