Mason® CS-128 is an 80% active blend of alkyl dimethyl benzyl ammonium chloride (ADBA) compound in an ethanol and water solution. Mason® CS-128 is a versatile cationic surfactant that can be used in a wide range of applications.

Chemical Name: Quaternary ammonium compounds, benzyl-C12-18-alkyldimethyl, chlorides

CAS Number: 68391-01-5

Chemical Family: Quaternary Ammonium Compounds

Synonyms: Benzyl-C12-18-alkyldimethylammonium chlorides

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Enhanced TDS

Identification & Functionality

Features & Benefits

Benefit Claims
HII Features
Product Benefits

The high purity of the starting material delivers a consistent, low color and odor, high performance product that can be differentiated into consistent, high value end-use products.

Applications & Uses

Home Care Applications
I&I Cleaning Applications
Product Applications

Mason® CS-128 is a cationic surfactant that can be used in various products including HI&I deodorizers and cleaners, and personal care formulations. Mason® CS-128 can be used an emulsifier in degreasers, pine oil and d-Limonene cleaners, and an anti- stat in vehicle cleaners. Mason® CS-128 can be used as a deodorizer to remediate mildew odor in textiles, and as a general odor control agent in formulated sanitation products. In personal care products, Mason® CS-128 can be used as antistatic and hair conditioning agents, and personal cleansing formulations.


Physical Form
Clear colorless to light straw liquid (at 25°C)
Typical Properties
ValueUnitsTest Method / Conditions
Active Content Quaternary (Mw: 360)80wt%-
Free Amine + Free Amine Hydrochloric Acidmax. 3.0wt%-
pH (at 10% Solution)6.0 - 9.0--
Color (as is)max. 150-APHA
Freeze Point-10.0°C-

Regulatory & Compliance

Packaging & Availability

Packaging Type
Supplied by
Packaging Information

Mason® CS-128 is available in 425 lb. poly drums, 2000 lb. poly totes and bulk quantities.

Storage & Handling

Shelf Life
2 years
Storage and Handling Information

Store in tightly closed container. Do not store with strong oxidizing agents. Avoid excessive heat. Recommended storage temperatures above 32°F. Product is not damaged by freezing. If material becomes frozen it should be heated gently and stirred to ensure it is homogeneous before use. Avoid contact with eyes, skin, and clothing. Wear appropriate personal protective equipment and observe good industrial hygiene practices. Material is slippery on wet and hard surfaces.