| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 801.86 | USD | 20250918 |
| Jinan Jinrihe Chem | China national standards | MT | 801.86 | USD | 20250918 |
| Shandong Wells Chem | China national standards | MT | 731.52 | USD | 20250918 |
| Shandong Wells Chem | China national standards | MT | 731.52 | USD | 20250918 |
| Nantong Zhonghe Chem | China national standards | MT | 844.06 | USD | 20250918 |
| Shandong Shuojia Chem | Industrial Grade | MT | 815.92 | USD | 20250918 |
| Shandong Shuojia Chem | Industrial Grade | MT | 815.92 | USD | 20250918 |
| Shandong Shuojia Chem | China national standards | MT | 815.92 | USD | 20250918 |
| Shandong Shuojia Chem | China national standards | MT | 815.92 | USD | 20250918 |
| Shandong Shuojia Chem | China national standards | MT | 815.92 | USD | 20250918 |