Octadecyltrimethylammonium chloride
Basic Introduction
Chinese name: Octadecyltrimethylammonium chloride
Chemical name: Octadecyltrimethylammonium chloride
INCI Name: Stearyltrimethylammonium chloride
CAS Registry Number: 112-03-8
EINECS login ID: 203-929-1
HS Code: 3402410000
Molecular formula : C21H46ClN
Molecular weight: 348.46
Synonyms: Trimethyl octadecyl ammonium chloride ; 1 8 31 ; stearyl trimethyl ammonium chloride; N-Hexadecyltrimethylammonium chloride; Trimethylstearylammonium Chloride; Steartrimonium chloride.
Application areas
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Application areas
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Application Notes
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Daily Use Areas
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As an ionic surfactant, it is used in conditioning and preservative cosmetics, such as hair conditioners and skin care products.
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Medical field
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Used as a bactericide and disinfectant.
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Chemical Industry
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Used in the synthesis of chemical products such as antistatic agents and softeners.
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Materials field
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It is used as a fiber treatment agent to improve the softness of textiles.
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Packaging
Leather Bucket
Stability and storage conditions
Avoid prolonged exposure to high temperatures and contact with incompatible chemicals, which may lead to degradation and loss of activity. Avoid storing with different chemicals, especially acidic and oxidizing substances, to prevent adverse reactions. Avoid violent vibration and shaking to prevent possible leaks or spills.
Product Compliance
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Indicator range
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Internal Standards
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Appearance (25℃)
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White to slightly yellow paste
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Active ingredient content , %
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68.0 -72.0
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Free amine content, %
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≤2.0
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pH value (1% aqueous solution)
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5.0-9.0
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