| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 902.45 | USD | 20251023 |
| Shandong Fusheng | Industrial Grade | MT | 902.45 | USD | 20251023 |
| Shandong Huize Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Jinan Pulaihua Chem | China national standards | MT | 1113.4 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 1113.4 | USD | 20251022 |
| Shandong Wells Chem | China national standards | MT | 1014.74 | USD | 20251022 |
| Shandong Wells Chem | China national standards | MT | 1028.84 | USD | 20251022 |
| Jinan Aochen Chem | China national standards | MT | 1014.74 | USD | 20251022 |
| Shandong Mingyu | China national standards | MT | 901.99 | USD | 20251022 |
| Shandong Daoqin Chem | China national standards | MT | 986.55 | USD | 20251022 |