| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 773.54 | USD | 20251009 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 984.5 | USD | 20251009 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1097.02 | USD | 20251009 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |