| Trade name | H1 |
| Chemical name | 2-mercapto thiazoline |
| Molecular formula | C3H5NS2 |
| CAS No. | 96-53-7 |
| Assay | 98% |
| Appearance | White needle crystal |
| melting point | 105-106?C |
| Application | It is used as main component of additive for acidic copper plating.Good brightness and level result can be obtained. |
