| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1268.86 | USD | 20251021 |
| Qingdao Shengze Chem | China national standards | MT | 1070.83 | USD | 20251020 |
| Henan Kaixiang Chem | China national standards | MT | 1070.83 | USD | 20251020 |
| Shandong Linglin | China national standards | MT | 1521.71 | USD | 20251020 |
| Wuhan Hengjiu Chem | China national standards | MT | 965.16 | USD | 20251020 |
| Shandong Fusheng | China national standards | MT | 965.16 | USD | 20251020 |
| Shandong Fusheng | China national standards | MT | 965.16 | USD | 20251020 |
| Wuhan Hengjiu Chem | China national standards | MT | 1070.83 | USD | 20251020 |
| Wuhan Hengjiu Chem | China national standards | MT | 1070.83 | USD | 20251020 |
| Shandong Yaoming Chem | China national standards | MT | 958.11 | USD | 20251020 |