| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 930.49 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1409.84 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1409.84 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 993.94 | USD | 20251021 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1029.18 | USD | 20251021 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |