| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Sanan Chem | 31percent | MT | 14.06 | USD | 20251009 |
| Zhangzhou Sanan Chem | 31percent | MT | 9.85 | USD | 20251008 |
| Zhangzhou Sanan Chem | 31percent | MT | 9.85 | USD | 20251007 |
| Zhangzhou Sanan Chem | 31percent | MT | 9.85 | USD | 20251001 |
| Zhangzhou Sanan Chem | 31percent | MT | 9.85 | USD | 20250930 |
| Zhangzhou Sanan Chem | 31percent | MT | 9.84 | USD | 20250928 |
| Zhangzhou Sanan Chem | 31percent | MT | 7.03 | USD | 20250927 |