Description

Chlorhexidine CAS NO 55-56-1 is a broad-spectrum antimicrobial compound belonging to the biguanide class, widely recognized for its potent efficacy against bacteria, fungi, and some viruses. Its primary value lies in providing persistent antiseptic and disinfectant action, making it a cornerstone ingredient in infection control protocols. This chemical is essential for manufacturers in the pharmaceutical, medical device, and personal care industries, as well as for formulators of disinfectants and sanitizers.

Application

• Surgical and Healthcare Antiseptics: Key active ingredient in surgical scrubs, hand rubs, and preoperative skin preparations for hospitals and clinics.
• Oral Care Products: Used in mouthwashes, toothpastes, and gels to combat plaque, gingivitis, and maintain oral hygiene.
• Wound Care and Dermatology: Incorporated into creams, ointments, and wound dressings for cleansing and preventing infection in minor cuts and skin conditions.
• Medical Device Disinfection: Employed in solutions for disinfecting surgical instruments, catheters, and other non-critical medical surfaces.
• Veterinary and Animal Health: Used in teat dips, wound sprays, and surgical preparations for livestock and companion animals.
• Preservative in Cosmetics and Toiletries: Acts as a preservative in products like creams and lotions to extend shelf life by inhibiting microbial growth.
• Industrial and Institutional Disinfectants: Formulated into surface disinfectants, sanitizing wipes, and hard surface cleaners for food service and public facilities.

Basic Information

Product Name	Chlorhexidine
CAS No.	55-56-1
Molecular Formula	C22H30Cl2N10
Molecular Weight	505.45 g/mol
Synonyms	Chlorhexidine; 1,1'-Hexamethylenebis[5-(4-chlorophenyl)biguanide]; Chlorhexidine base; N,N''-Bis(4-chlorophenyl)-3,12-diimino-2,4,11,13-tetraazatetradecanediimidamide; Hibitane; Corsodyl; Peridex; PHMB (related compound); Avagard; Hibiclens; Chlorhexidine free base
EINECS	200-238-7

Quality Control

Our Chlorhexidine is produced and tested under strict quality management systems to ensure it meets the high standards required for pharmaceutical and healthcare applications. We can supply grades compliant with USP, EP, BP, and JP monographs. Every batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles to guarantee supply reliability and regulatory compliance for our global B2B customers.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White or almost white, crystalline powder
Identification (IR)	Conforms
Identification (HPLC)	Conforms
Assay (on dried basis)	98.0% - 102.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 0.1%
Related Substances (HPLC)	Individual impurity: ≤ 0.5% Total impurities: ≤ 2.0%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.