| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 829.79 | USD | 20251009 |
| Shandong Daoqin Chem | China national standards | MT | 956.37 | USD | 20251009 |
| Qingdao Shengze Chem | China national standards | MT | 815.73 | USD | 20251009 |
| Qingdao Shengze Chem | Industrial Grade | MT | 815.73 | USD | 20251009 |
| Shandong Xingpeng Chem | China national standards | MT | 646.96 | USD | 20251009 |
| Wuhan Hengjiu Chem | China national standards | MT | 886.64 | USD | 20251008 |
| Guang Longyu Chem | China national standards | MT | 1336.99 | USD | 20251008 |
| Shandong Wells Chem | China national standards | MT | 816.27 | USD | 20251008 |
| Tongling Jintai Chem | China national standards | MT | 802.2 | USD | 20251008 |
| Jinan Dezheng Chem | Industrial Grade | MT | 802.2 | USD | 20251008 |