Product Description: Cetyltrimethyl Ammonium Bromide (CTAB) 500Gm
Cetyltrimethyl Ammonium Bromide (CTAB) 500Gm, also known as Hexadecyltrimethyl Ammonium Bromide, is a high-purity cationic surfactant widely used in laboratory, biochemical, molecular biology, microbiology, and chemical research. CTAB is available in laboratory-grade options from SRL, Loba, Merck, and Researchlab, making it suitable for various professional research and analytical applications.
CTAB has the CAS Number 57-09-0, molecular formula C₁₉H₄₂BrN, and molecular weight 364.45 g/mol. It is generally supplied as a white crystalline powder and is commonly used in laboratory procedures involving biological sample processing, DNA research, and surfactant-based formulations.
Key Features
- Product Name: Cetyltrimethyl Ammonium Bromide (CTAB) 500Gm
- Synonym: Hexadecyltrimethyl Ammonium Bromide
- CAS Number: 57-09-0
- Molecular Formula: C₁₉H₄₂BrN
- Molecular Weight: 364.45 g/mol
- Pack Size: 500 Gm
- Appearance: White crystalline powder
- Grade: Extrapure AR, 99% / Laboratory Grade
- Assay: Minimum 99%
- Brand: SRL / Loba / Merck / Researchlab
- Origin: India
Applications of CTAB 500Gm
Molecular Biology & Biotechnology
CTAB is widely used in molecular biology and biotechnology laboratories, particularly in procedures involving biological sample processing and nucleic acid research.
DNA & Nucleic Acid Research
CTAB is commonly used in laboratory protocols involving DNA isolation and purification, especially in research involving plant and other biological samples.
Microbiology & Biochemical Research
CTAB is useful in various microbiological and biochemical research applications involving microorganisms, cellular components, membrane-related studies, and sample preparation.
Laboratory Surfactant
As a cationic surfactant, CTAB is used in laboratory formulations and research procedures requiring controlled surface-active properties.
Analytical & Chemical Research
CTAB can be used in selected analytical chemistry and chemical research procedures where a controlled-quality surfactant or laboratory reagent is required.
Safety & Handling
CTAB should be handled using standard laboratory safety procedures. Use appropriate protective gloves, safety goggles, and a laboratory coat when handling the product. Avoid inhalation of powder and unnecessary contact with skin or eyes.
Keep the container tightly closed when not in use and work in a properly ventilated laboratory environment. Follow applicable laboratory and local regulations for disposal.
Storage
Store CTAB in a tightly closed container in a suitable, cool and dry laboratory environment. Protect the product from contamination, excessive moisture, and unsuitable storage conditions.
Price in Bangladesh
Cetyltrimethyl Ammonium Bromide (CTAB) 500Gm is suitable for universities, research laboratories, pharmaceutical companies, industries, educational institutions, and other professional users.
For current CTAB 500Gm price in Bangladesh, stock availability, institutional orders, and bulk requirements, customers can contact M/S Bright Scientific Co.
Cetyltrimethyl Ammonium Bromide (CTAB) 500Gm

Why Choose CTAB from M/S Bright Scientific Co.?
M/S Bright Scientific Co. supplies laboratory chemicals and scientific products to universities, research laboratories, pharmaceutical companies, hospitals, industries, and educational institutions throughout Bangladesh.
- Available from SRL / Loba / Merck / Researchlab
- Suitable for molecular biology and biochemical research
- 500Gm laboratory pack
- Suitable for bulk and institutional requirements
- Competitive pricing
- Nationwide delivery across Bangladesh
- Reliable laboratory chemical sourcing
Frequently Asked Questions (FAQ)
1. What is CTAB?
CTAB stands for Cetyltrimethyl Ammonium Bromide, also known as Hexadecyltrimethyl Ammonium Bromide. It is a cationic surfactant commonly used in laboratory and biochemical research.
2. What is the CAS Number of CTAB?
The CAS Number of CTAB is 57-09-0.
3. What is the molecular formula of CTAB?
The molecular formula is C₁₉H₄₂BrN.
4. What is the molecular weight of CTAB?
The molecular weight is 364.45 g/mol.
5. What is CTAB used for?
CTAB is commonly used in DNA isolation, molecular biology, biotechnology, microbiology, biochemical research, and laboratory surfactant applications.
6. What brands are available?
Depending on availability, CTAB may be supplied from SRL, Loba, Merck, or Researchlab.
7. What is the pack size?
This product is available in a 500Gm pack.
8. Where can I buy CTAB 500Gm in Bangladesh?
You can contact M/S Bright Scientific Co. for current price, brand availability, stock, and delivery information.
Contact Information
M/S Bright Scientific Co.
Phone: 01711285976











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