| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 713.79 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 848.07 | USD | 20251205 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 805.67 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 720.86 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251205 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 699.66 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.93 | USD | 20251205 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |