| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Shijiaz Bailong Chem | China national standards | MT | 1030.03 | USD | 20251119 |
| Jinan Jinrihe Chem | China national standards | MT | 931.26 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 973.59 | USD | 20251119 |
| Henan Zihe | China national standards | MT | 804.27 | USD | 20251119 |
| Shandong Qiangsen Chem | China national standards | MT | 945.37 | USD | 20251119 |
| Shandong Hongxin Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Laya Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Hebei Risun | China national standards | MT | 959.48 | USD | 20251119 |