| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Anhui Ruibai | China national standards | MT | 802.51 | USD | 20250916 |
| Anhui Ruibai | China national standards | MT | 689.88 | USD | 20250916 |
| Shandong Huize Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Shandong Xingpeng Chem | China national standards | MT | 746.2 | USD | 20250916 |
| Shandong Yeyang Chem | China national standards | MT | 774.35 | USD | 20250916 |
| Shandong Yeyang Chem | China national standards | MT | 788.43 | USD | 20250916 |
| Shandong Yeyang Chem | China national standards | MT | 760.27 | USD | 20250916 |
| Shandong Yeyang Chem | China national standards | MT | 788.43 | USD | 20250916 |