| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 1257.9 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Nantong Zhonghe Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Jinan Qi Mat | China national standards | MT | 763.22 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 897.49 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |