| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 994.86 | USD | 20251030 |
| Shandong Xima | China national standards | MT | 889.03 | USD | 20251030 |
| Shandong Qiangsen Chem | China national standards | MT | 931.36 | USD | 20251030 |
| Shandong Qiangsen Chem | China national standards | MT | 931.36 | USD | 20251030 |
| Shanghai Guoke | China national standards | MT | 1281.33 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1100.7 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1114.81 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1114.81 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1107.76 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1128.92 | USD | 20251030 |