| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 869.09 | USD | 20251208 |
| Changzhou Juyun Mat | Industrial Grade | MT | 635.92 | USD | 20251208 |
| Baozhen Shandong Chem | China national standards | MT | 1667.51 | USD | 20251208 |
| Changzhou Juyun Mat | Industrial Grade | MT | 847.89 | USD | 20251208 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1766.43 | USD | 20251208 |
| Shandong Yifei | China national standards | MT | 1059.86 | USD | 20251208 |
| Shandong Yifei | Industrial Grade | MT | 1130.52 | USD | 20251208 |
| Shandong Yifei | China national standards | MT | 1130.52 | USD | 20251208 |
| Changzhou Juyun Mat | China national standards | MT | 989.2 | USD | 20251208 |
| Hubei 789 Chem | China national standards | MT | 452.21 | USD | 20251208 |