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CoSept™ 200

Product Code: 0346
CAS #: 51229-78-8
EINECS: 223-805-0
Brand: CoSept™

CoSept 200 is a broad-spectrum antimicrobial designed specifically for the preservation of cosmetics and personal care products. It is especially effective against pseudomonads, as well as other bacteria, yeast and mold at low concentrations of 0.02 – 0.30%. CoSept 200 is active in the pH range of 4 – 10 and is compatible with anionic, nonionic and cationic systems. It has excellent water solubility, is cost effective and has a good safety history. CoSept 200 does not contain free formaldehyde and has the unique advantage of withstanding microbial challenge, providing better shelf life protection than other preservative systems.

Features & Benefits:

  • Bactericidal Agent
  • Broad Spectrum Antimicrobial Agent
  • Fungicidal Agent
  • Product Preservative
Appearance white to off-white powder
Assay / Active Content (%) 94.0 minimum
Color (APHA, 2% aqueous) 40 maximum
Particle Size (% through #20 sieve) 100
Insoluble In
  • Isopropyl Alcohol
  • Mineral Oil
Soluble In
  • Glycerin
  • Methyl Alcohol
  • Propylene Glycol
  • Water
Toxicology Profile
  • LD50 (oral): Male and female rats, 940-2664 mg/kg: mice, 1310 mg/kg: male guinea pigs, 710 mg/kg: male chicks, 2800 mg/kg: female rabbits, 78 mg/kg
  • Ocular / Eye Irritation: Slight
  • Photosensitization: Not a photosensitizer at up to 1%
  • Primary Skin Irritation: Not a primary skin irritant at up to 1%
  • Reproductive Toxicity: Applied to skin of pregnant rats as a 50% solution at up to 500 mg/kg/day: none
  • Sensitization: Not a sensitizer at up to 1%
  • Skin Irritation: Slight (as supplied)
  • Box - 25lbs
  • Carton - 50lbs

Regional Approvals:

  • US


  • After Sun Skin Care
  • Eye Area Color Cosmetics
  • Facial Cleansers
  • Facial Color Cosmetics
  • Facial Skin Care
  • Foot Care
  • Hair Colorants
  • Hair Conditioners
  • Hand & Body Care
  • Liquid Handsoaps
  • Nail Care
  • Shampoos
  • Shaving Products
  • Shower Gels/Body Washes
  • Styling Aids

The information presented herein is believed to be accurate and reliable, but no warranty or guarantee, expressed or implied, is made regarding the information or the performance of any product. Further, nothing contained herein shall be taken as any inducement or recommendation to use, manufacture or sell that may infringe any patents or any other proprietary rights now or hereafter in existence, nor to imply compliance with any regulatory requirements

The Hallstar Company - 120 South Riverside Plaza Suite 1620 - Chicago, IL 60606-3911 USA