| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1244.94 | USD | 20251211 |
| Shandong Mingyu | China national standards | MT | 1216.65 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1145.91 | USD | 20251211 |
| Shandong Jinling Chem | China national standards | MT | 1209.57 | USD | 20251211 |
| Shandong Yihe Chem | China national standards | MT | 1046.88 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 1202.5 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 1124.69 | USD | 20251211 |
| Shandong Jinling Chem | China national standards | MT | 1273.24 | USD | 20251211 |
| Shandong Jinling Chem | China national standards | MT | 1032.74 | USD | 20251211 |
| Shandong Jinling Chem | China national standards | MT | 1145.91 | USD | 20251211 |