| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 818.28 | USD | 20251031 |
| Guangzhou Tianyue Chem | China national standards | MT | 959.37 | USD | 20251031 |
| Shandong Shuojia Chem | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Wells Chem | China national standards | MT | 1029.91 | USD | 20251031 |
| Shanghai Juexin | China national standards | MT | 1058.13 | USD | 20251031 |
| Weifang Mingbo Chem | China national standards | MT | 649.13 | USD | 20251030 |
| Shandong Shuojia Chem | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Shuojia Chem | Industrial Grade | MT | 846.69 | USD | 20251030 |
| Qingdao Shengze Chem | Industrial Grade | MT | 846.69 | USD | 20251030 |
| Qingdao Shengze Chem | Industrial Grade | MT | 846.69 | USD | 20251030 |