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Didecyl Dimethyl Ammonium Chloride (D1021) CAS number: 7173-51-5
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Didecyl Dimethyl Ammonium Chloride (D1021) CAS number: 7173-51-5

Chemical name: Didecyl Dimethyl Ammonium Chloride (DDAC)
Other name: Bis(decyl)dimethylammonium chloride Di-n-decyl dimethyl ammonium chloride
Molecular formula: C22H48ClN
Molecular weight: 361.08g/mol
CAS number: 7173-51-5
Availability:
Quantity:
  • 7173-51-5


>> Product Introduce

Didecyl dimethyl ammonium chloride (DDAC), also known as didecyldimethylammonium chloride, n-didecyldimethylammonium chloride, and didecyl dimethyl ammonium chloride (spaced form), is a cationic quaternary ammonium salt surfactant with CAS number 7173-51-5. It exhibits strong bactericidal and algaecidal properties, good stability in hard water, and is widely used in disinfection, water treatment, and industrial cleaning fields.


>> Main Uses

Mainly used as broad-spectrum disinfectant in healthcare facilities, algaecide in industrial circulating water, preservative in paints, and sanitizer in food processing environments suitable for scenarios like hospital surface disinfection, cooling tower algae control, and food contact surface sanitization.


>> Technical Specifications

Items

Prescription

Active Matter %

39~41

79~81

Appearance 25℃

Pale yellow to colorless transparent liquid

Pale yellow to colorless transparent liquid
Concentration40%/50%/70%/80%

Free amine +HCL amine  <%

2

2

PH(1% aqueous solution)

5.0~8.0

5.0~8.0

(APHA) <

100100


>> Package and Storage Conditions

  • Packaged in lBC tanks or blue plastic drums.

  • Store in a sealed container in a cool, dry place.

  • Keep away from fire sources and oxidants.

  • Avoid high temperatures and humid environments to prevent caking due tomoisture absorption.


Research and Production Center: Jiangsu Shanli New Materials Technology Co., Ltd.

Global Trade and Services: Shanghai Shanli Jinghe Chemical Co., Ltd.

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