| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | Industrial Grade | MT | 815.88 | USD | 20250929 |
| Nantong Zhonghe Chem | China national standards | MT | 844.01 | USD | 20250929 |
| Aite Zhejiang | China national standards | MT | 787.74 | USD | 20250929 |
| Shandong Wells Chem | China national standards | MT | 815.88 | USD | 20250929 |
| Aite Zhejiang | China national standards | MT | 844.01 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 914.35 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 914.35 | USD | 20250929 |
| Guangzhou Tianyue Chem | China national standards | MT | 956.55 | USD | 20250929 |
| Guangzhou Tianyue Chem | China national standards | MT | 956.55 | USD | 20250929 |
| Shandong Yushuo Chem | China national standards | MT | 829.95 | USD | 20250929 |