| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1017.11 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 847.59 | USD | 20251128 |
| Qingdao Shengze Chem | Industrial Grade | MT | 847.59 | USD | 20251128 |
| Guangzhou Tianyue Chem | China national standards | MT | 960.6 | USD | 20251128 |
| Guangzhou Tianyue Chem | China national standards | MT | 960.6 | USD | 20251128 |
| Shandong Mingyu | China national standards | MT | 904.1 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Huize Chem | China national standards | MT | 847.59 | USD | 20251128 |
| Shanghai Juexin | China national standards | MT | 988.85 | USD | 20251128 |