| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chem | China national standards | MT | 762.78 | USD | 20251202 |
| China Kingho | China national standards | MT | 1073.54 | USD | 20251202 |
| Suzhou Xuehang Mat | China national standards | MT | 1596.18 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 918.16 | USD | 20251202 |
| Shandong Yushuo Chem | China national standards | MT | 904.03 | USD | 20251202 |
| Shandong Hongyang Chem | China national standards | MT | 1073.54 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 1251.52 | USD | 20251202 |
| Shandong Huize Chem | China national standards | MT | 1052.35 | USD | 20251202 |
| Shandong Huize Chem | China national standards | MT | 1052.35 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 807.98 | USD | 20251202 |