Maquat® MQ624M is a blend of alkyl dimethyl benzyl ammonium chloride (ADBA) and dialkyl dimethyl ammonium chloride (DDAC) compounds in a hydroalcoholic solution. Maquat® MQ624M is an EPA registered manufacturing use product (MUP).

Functions: Surfactant, Surfactant (Cationic)

Chemical Name: Decyldimethyloctylammonium chloride, Didecyl Dimethyl Ammonium Chloride, Dimethyldioctylammonium Chloride, Quaternary ammonium compounds, benzyl-C12-16-alkyldimethyl, chlorides

Certifications & Compliance: EPA Registered

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Enhanced TDS

Identification & Functionality

Features & Benefits

HII Features
Product Benefits
  • Mason Chemical uses the highest quality tertiary amine in the manufacture of Maquat® MQ624M. The high purity of the starting material delivers a consistent, low color and odor, high quality product that can be differentiated into consistent, high quality end-use products.
  • Mason Chemical Company is a listed supplier of alkyl dimethyl benzyl ammonium chloride (ADBAC/BKC(C12-C16)), CAS No. 68424-85-1, and didecyldimethylammonium chloride (DDAC (C8-10)), CAS No. 68424-95-3, on the Article 95 List. The combination of these actives is approved for product types 1, 2, 3, 4, 10, 11 and 12

Applications & Uses

Home Care Applications
I&I Cleaning Applications
Product Applications

Maquat® MQ624M is a US EPA registered manufacturing use product (MUP) which limits its use to registered end use products (EUP) like but not limited to sanitizers, disinfectants and other FIFRA regulated applications. Formulators using this product are responsible for providing data for the EPA registration of their formulated products. Refer to the EPA master label for full list of antimicrobial formulation options.


Physical Form
Clear light straw liquid (at 25°C)
Typical Properties
ValueUnitsTest Method / Conditions
Active Content Quaternary (Mw: 342)80wt%-
Free Amine + Free Amine Hydrochloric Acidmax. 4.0wt%-
Ethanol8.0 - 15.0wt%-
pH (at 10% Solution)6.0 - 9.0--
Color (as is)max. 200-APHA
Density7.61 - 7.78lbs/gal-
Flash Point47°CTag Closed Cup
Freeze Point-20.0°C-

Regulatory & Compliance

Packaging & Availability

Packaging Type
Supplied by
Packaging Information

Maquat® MQ624M is available in 410 lb. poly. drum, 2000 lb. poly. tote and bulk quantities.

Storage & Handling

Shelf Life
2 years
Storage and Handling Information

Mason Chemical recommends that Maquat® MQ624M should be stored in sealed containers and kept at temperatures not lower than 35°F nor higher than 120°F. Avoid overheating or freezing. If material becomes frozen it should be heated gently and stirred to ensure it is homogeneous before use. Maquat® MQ624M is not damaged by freezing.