| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 727.51 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 727.51 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 727.62 | USD | 20251127 |
| Shandong Xingpeng Chem | China national standards | MT | 727.62 | USD | 20251127 |
| Shandong Xingpeng Chem | China national standards | MT | 727.62 | USD | 20251127 |
| Shandong Xingpeng Chem | China national standards | MT | 720.55 | USD | 20251127 |
| Shandong Xingpeng Chem | China national standards | MT | 713.49 | USD | 20251127 |
| Shandong Xingpeng Chem | China national standards | MT | 713.32 | USD | 20251126 |
| Shandong Xingpeng Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Shandong Xingpeng Chem | China national standards | MT | 712.8 | USD | 20251124 |