| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Jinwen Chem | China national standards | MT | 975.22 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 1003.49 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 1201.36 | USD | 20251210 |
| Shandong Hualu | China national standards | MT | 959.68 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Huize Chem | China national standards | MT | 1052.96 | USD | 20251210 |