| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | 56percent | MT | 10751.78 | USD | 20251211 |
| Shandong Hongyang Chem | 56percent | MT | 10741.59 | USD | 20251210 |
| Shandong Hongyang Chem | 56percent | MT | 10738.56 | USD | 20251209 |
| Shandong Hongyang Chem | 56percent | MT | 10739.92 | USD | 20251208 |
| Shandong Hongyang Chem | 56percent | MT | 10742.2 | USD | 20251205 |
| Shandong Hongyang Chem | 56percent | MT | 10744.63 | USD | 20251204 |
| Shandong Hongyang Chem | China national standards | MT | 10741.44 | USD | 20251203 |
| Shandong Hongyang Chem | 56percent | MT | 10735.37 | USD | 20251202 |
| Shandong Hongyang Chem | 56percent | MT | 10740.68 | USD | 20251201 |
| Shandong Hongyang Chem | 56percent | MT | 10736.13 | USD | 20251128 |