| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | 55% | MT | 774.03 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 478.49 | USD | 20250925 |
| Shandong Rongnuo Chemical Co., Ltd. | 40% | MT | 534.78 | USD | 20250925 |
| Shandong Rongnuo Chemical Co., Ltd. | 55% | MT | 774.03 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 478.49 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 506.64 | USD | 20250925 |
| Zibo Huijie Chemical Co., Ltd. | 40% | MT | 661.44 | USD | 20250925 |
| Zibo Huijie Chemical Co., Ltd. | 55% | MT | 971.05 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | 55% | MT | 774.03 | USD | 20250925 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.29 | USD | 20250925 |