Water Treatment Chemicals, Phosphonates, Polymers, Biocides

Corrosion Inhabitor

Sodium salt of 2-Mercaptobenzothiazole (MBT•Na)

CAS No.: 2492-26-4

Molecular formula: C7H4NNaS2

Molecular Weight: 189.22

Molecular Structure:

MBT-Na Molecular Structure


items index
Appearance Pale yellow transparent liquid
Active content (wt) % 50.0min
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.



Shandong IRO Water Treatment Co., Ltd.

Office Address: 2802, 1st Building, No.19 Zhangzhou 2nd Rd, Qingdao, China
Factory Address: Qicun Town, Shizhong, Zaozhuang, Shandong, China
Tel: +86-532-85027466 Fax: +86 532 85028486
Email: info@irowater.com

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