| Vendor | Spec | Unit | Price | Currency | Date |
| Guang Longyu Chem | China national standards | MT | 1336.35 | USD | 20250929 |
| Shandong Xingpeng Chem | China national standards | MT | 647.08 | USD | 20250929 |
| Shanghai Ronghe Chem | China national standards | MT | 844.01 | USD | 20250929 |
| Wuhan Hengjiu Chem | China national standards | MT | 886.21 | USD | 20250929 |
| Shandong Daoqin Chem | China national standards | MT | 956.55 | USD | 20250929 |
| Jinan Angxin Chem | China national standards | MT | 801.81 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 844.01 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 942.48 | USD | 20250929 |
| Shandong Langchem | Industrial Grade | MT | 907.31 | USD | 20250929 |
| Shandong Wells Chem | China national standards | MT | 907.31 | USD | 20250929 |