| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 959.37 | USD | 20251102 |
| Shandong Wells Chem | China national standards | MT | 902.93 | USD | 20251102 |
| Shandong Daoqin Chem | China national standards | MT | 987.58 | USD | 20251102 |
| Shandong Wells Chem | China national standards | MT | 846.5 | USD | 20251101 |
| Shanghai Ronghe Chem | China national standards | MT | 846.5 | USD | 20251101 |
| Shandong Xingpeng Chem | China national standards | MT | 648.98 | USD | 20251101 |
| Shandong Mingyu | China national standards | MT | 902.93 | USD | 20251101 |
| Aite Zhejiang | China national standards | MT | 846.5 | USD | 20251101 |
| Qingdao Shengze Chem | Industrial Grade | MT | 846.5 | USD | 20251101 |
| Qingdao Shengze Chem | China national standards | MT | 846.5 | USD | 20251101 |