CAS No.  2492-26-4
Molecular formula:C₇H₄NNaS₂       Molecular Weight: 189.22
Molecular Structure:

Specification:

Items	Index
Appearance	Yellow transparent liquid
Solid content %	50.0 min
Density (20℃) g/cm3	1.20 min
pH (1% water solution)	9.0-11.5

Properties:
MBT•Na can be used as the copper corrosion inhibitor in circulating cool water system. The mechanism is due to the chemical absorption of MBT•Na on copper surface, or chelation reaction between them. The dosage of 4mg/L is preferred. This product can also be used as plasticizer and photometer for acid copper plating.
Package and Storage:
200L plastic drum, IBC(1000L), customers' requirement. Storage for six months in shady room and dry place.
Synonyms:
MBT•Na;2-MBT;2-Mercaptobenzothiazole;2-Benzothiazolethione