| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 812.12 | USD | 20250812 |
| Shandong Qiangsen Chem | China national standards | MT | 742.11 | USD | 20250812 |
| Shandong Fusheng | China national standards | MT | 840.12 | USD | 20250812 |
| Shandong Fusheng | Industrial Grade | MT | 896.13 | USD | 20250812 |
| Shandong Fusheng | China national standards | MT | 896.13 | USD | 20250812 |
| Unknown | China national standards | MT | 1800.0 | USD | 20210323 |
| Unknown | China national standards | MT | 1670.0 | USD | 20210323 |
| Unknown | China national standards | MT | 2620.0 | USD | 20210323 |
| Unknown | China national standards | MT | 2220.0 | USD | 20210323 |
| Unknown | China national standards | MT | 2080.0 | USD | 20210323 |