M(2-mercaptobenzimidazole)
- CAS No.: 583-39-1
- Chemical name: 2-mercapto-benzimidazole
- Molecular formula: C7H6SN2
- CAS No.: 583-39-1
- Assay: 95%
- Appearance: White crystal
- Melting point: 303-304 oC
- Usage: 0.6-1.0mg/l
- Application: It is soluble in alkaline solution and used as brightener for copper plating, which can brighten and level the deposit.
In addition, It can improve working current density. It is often combined with N,SPS.