| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 812.27 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 720.45 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 854.65 | USD | 20251128 |
| Liao Jinxinda | China national standards | MT | 656.88 | USD | 20251128 |
| Shandong Mingyu | China national standards | MT | 805.21 | USD | 20251128 |
| JIN Yimeng | China national standards | MT | 720.45 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 734.58 | USD | 20251128 |
| Nanjing Baitu Chem | China national standards | MT | 762.83 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 769.89 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 791.08 | USD | 20251128 |