Description

Lactocin S CAS NO 125387-34-0 is a specialized bacteriocin peptide known for its potent antimicrobial activity against Gram-positive bacteria, particularly in the genus *Lactobacillus*. This compound matters for its role as a natural food preservative and its application in microbiological research and industrial fermentation processes. It is needed by manufacturers and researchers in the food & beverage, pharmaceutical, and biotechnology industries seeking natural antimicrobial agents and tools for microbial control.

Application

• As a natural biopreservative in fermented food products like cheese and sausages to inhibit spoilage bacteria.
• In microbiological research as a selective agent to study bacterial competition and bacteriocin mechanisms.
• Within industrial fermentation processes to control microbial flora and improve culture purity.
• For the development of novel antimicrobial formulations in the pharmaceutical and personal care sectors.
• As a standard or reference material in analytical laboratories for quality control and method development.

Basic Information

Product Name	Lactocin S
CAS No.	125387-34-0
Molecular Formula	C152H246N44O43S2
Molecular Weight	~ 3486.0 g/mol
Synonyms	Lactocin S; Bacteriocin Lactocin S; Lactocin-S; Lacticin S; Lactococcus lactis subsp. lactis biovar diacetylactis bacteriocin; Antimicrobial peptide Lactocin S
EINECS	Contact for details

Quality Control

Our Lactocin S is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets high-grade standards suitable for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, potency, and microbiological data is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. This product is hygroscopic (moisture-sensitive); ensure the container is kept sealed in a dry environment to prevent absorption of moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to standard
Purity (HPLC)	≥ 95.0%
Potency (Antimicrobial Activity)	Defined AU/mg
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Microbial Limits	Meets specified criteria

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