| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 855.14 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251205 |
| Changzhou Guoshun Chemical Co., Ltd. | China national standards | MT | 1696.14 | USD | 20251205 |
| Changzhou Guoshun Chemical Co., Ltd. | China national standards | MT | 1130.76 | USD | 20251205 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 890.47 | USD | 20251205 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 727.93 | USD | 20251205 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 720.86 | USD | 20251205 |