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Current Position:Copper and pickling corrosion inhibitors

Sodium salt of 2-Mercaptobenzothiazole (MBT•Na)

2014-01-04 14:00:53

Sodium salt of 2-Mercaptobenzothiazole (MBT•Na)

CAS No.  2492-26-4

Molecular formula: C7H4NNaS2       Molecular Weight: 189.22

Molecular Structure:



items index

Pale yellow transparent liquid

Active content (wt) %


Density (20℃)g/cm3 1.20 min


    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.



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