| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Lifuda | China national standards | MT | 1087.06 | USD | 20251112 |
| Shandong Yeyang Chem | China national standards | MT | 1256.48 | USD | 20251112 |
| Shandong Hongyang Chem | China national standards | MT | 1432.95 | USD | 20251112 |
| Shandong Mengkanda Chem | China national standards | MT | 1002.36 | USD | 20251112 |
| Shandong Zhiheng | China national standards | MT | 1334.12 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1256.48 | USD | 20251112 |
| Changzhou Juyun Mat | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1214.12 | USD | 20251112 |
| Shandong Zhiheng | China national standards | MT | 1411.77 | USD | 20251112 |
| Shandong Jinling Chem | China national standards | MT | 1115.3 | USD | 20251112 |