| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Hongyang Chem | China national standards | MT | 952.52 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 945.46 | USD | 20251106 |
| Shandong Wells Chem | China national standards | MT | 910.18 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 846.68 | USD | 20251106 |
| Shandong Fusheng | China national standards | MT | 917.24 | USD | 20251106 |
| Shandong Langchem | Industrial Grade | MT | 910.18 | USD | 20251106 |
| Shandong Fusheng | Industrial Grade | MT | 903.13 | USD | 20251106 |
| Jinan Angxin Chem | China national standards | MT | 804.35 | USD | 20251106 |
| Aite Zhejiang | China national standards | MT | 846.68 | USD | 20251106 |