| Vendor | Spec | Unit | Price | Currency | Date |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.5 | USD | 20250422 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 141.52 | USD | 20250422 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.54 | USD | 20250421 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.51 | USD | 20250419 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.51 | USD | 20250418 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.47 | USD | 20250417 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.36 | USD | 20250416 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.41 | USD | 20250414 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.47 | USD | 20250413 |
| Huainan Guoke Ruida Chemical Product Sales Co., Ltd. | 37% | MT | 166.47 | USD | 20250412 |