| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 763.26 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 922.98 | USD | 20251205 |
| Yancheng SUPER Chem | China national standards | MT | 930.05 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 904.61 | USD | 20251205 |
| Shanghai Guoke | China national standards | MT | 1159.03 | USD | 20251205 |
| Shanghai Ronghe Chem | China national standards | MT | 876.34 | USD | 20251205 |
| Shandong Qiangsen Chem | China national standards | MT | 876.34 | USD | 20251205 |
| Shandong Xima | China national standards | MT | 791.53 | USD | 20251205 |
| Shandong Hanyue Chem | China national standards | MT | 777.4 | USD | 20251205 |
| Shandong Hanyue Chem | China national standards | MT | 777.4 | USD | 20251205 |