| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 973.7 | USD | 20251030 |
| Shandong Jinwen Chem | China national standards | MT | 973.7 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1250.28 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1174.08 | USD | 20251030 |
| Shandong Hanyue Chem | China national standards | MT | 931.36 | USD | 20251030 |
| Shandong Hanyue Chem | China national standards | MT | 931.36 | USD | 20251030 |
| Shandong Hongyang Chem | China national standards | MT | 1072.48 | USD | 20251030 |
| Luxi Chem | China national standards | MT | 1001.92 | USD | 20251030 |
| Shandong Shuojia Chem | China national standards | MT | 896.35 | USD | 20251029 |
| Shandong Shuojia Chem | China national standards | MT | 896.35 | USD | 20251029 |