| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 848.26 | USD | 20251204 |
| Shandong Qiangsen Chem | China national standards | MT | 947.22 | USD | 20251204 |
| Shandong Xima | China national standards | MT | 975.5 | USD | 20251204 |
| Hubei 789 Chem | China national standards | MT | 989.64 | USD | 20251204 |
| Shandong Laya Chem | China national standards | MT | 890.67 | USD | 20251204 |
| Henan Zihe | China national standards | MT | 763.43 | USD | 20251204 |
| Jinan Jinrihe Chem | China national standards | MT | 848.26 | USD | 20251204 |
| Baozhen Shandong Chem | China national standards | MT | 1116.88 | USD | 20251204 |
| Shandong Hongxin Chem | China national standards | MT | 961.36 | USD | 20251204 |
| Zhenjiang UnionChem | China national standards | MT | 784.64 | USD | 20251204 |