| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 1435.93 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 1435.93 | USD | 20251211 |
| Dongying Huatai Chem | China national standards | MT | 1089.32 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 1259.09 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Jinshenrun Chem | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Baishui Chem | China national standards | MT | 1145.91 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 1061.03 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1266.16 | USD | 20251211 |