| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 726.83 | USD | 20251118 |
| Shandong Yushuo Chem | China national standards | MT | 726.83 | USD | 20251118 |
| Shandong Shuojia Chem | China national standards | MT | 748.0 | USD | 20251118 |
| Shandong Hanyue Chem | China national standards | MT | 705.66 | USD | 20251118 |
| Shanghai Ronghe Chem | China national standards | MT | 790.34 | USD | 20251118 |
| Shandong Xima | China national standards | MT | 705.66 | USD | 20251118 |
| Shandong Qiangsen Chem | China national standards | MT | 804.9 | USD | 20251117 |
| Shanghai Ronghe Chem | China national standards | MT | 790.78 | USD | 20251117 |
| Shandong Fusheng | China national standards | MT | 706.06 | USD | 20251117 |
| Zibo Lishuo Chem | China national standards | MT | 819.02 | USD | 20251117 |