| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Sanan Chem | 31percent | MT | 16.92 | USD | 20251021 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.09 | USD | 20251020 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.09 | USD | 20251019 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.09 | USD | 20251017 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.09 | USD | 20251016 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.08 | USD | 20251014 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.08 | USD | 20251013 |
| Zhangzhou Sanan Chem | China national standards | MT | 14.07 | USD | 20251012 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.07 | USD | 20251011 |
| Zhangzhou Sanan Chem | 31percent | MT | 14.07 | USD | 20251010 |