Nisin CAS 1414-45-5

CAS：1414-45-5
Độ tinh khiết: 99%
Molecular Formula：C143H230N42O37S7
Molecular Weight：3354.07
EINECS：215-807-5
Storace Perod：Normal temperature storage
Đồng nghĩa:
NISIN;nsc-112903; Streptococcuselement(element); NisinfromLactococcuslactis; NISINSTREPTOCOCCUSLACTIS; nisinfromstreptococcuslactis.

What is Nisin？

Nisin is a polypeptide antibacterial agent produced by Streptococcus lactis, composed of 34 amino acids. It is a natural, non-toxic food preservative that is fully digestible in the human body, breaking down into amino acids without leaving residues. Nisin does not induce drug resistance and does not disrupt the beneficial probiotics in the digestive system.

Đặc điểm kỹ thuật

MỤC	CHUẨN
Sự xuất hiện	Milky white to light brown powder
Nội dung	≥900 IU/mg
Weight loss on drying	Toán 3.0%
Natri clorua	Trong vòng 50%
pH(1% solutionsống	3.2-3.8
Lead (Pbsống	≤1mg/Kg
Total colony count	≤10cfu/g
Nửa viêt	<3.0MPN/g
Coliform bacteria	<3.0MPN/g
Phương	not detectable

Applications of Nisin (Innis) – Natural Food Preservative

Dairy Products: Nisin is widely used in milk, cheese, yogurt, and other dairy products to inhibit spoilage bacteria such as Bacillus và Listeria, effectively extending shelf life while maintaining taste and nutritional quality.
Canned and Processed Foods: When added to canned foods, ready-to-eat meals, or processed meats, Nisin helps reduce sterilization temperature and time, preserving original flavor, color, and nutrients.
Beverages: Nisin can be applied in fruit juices, soft drinks, and other beverages to prevent contamination by Gram-positive bacteria, ensuring safety and freshness.
Meat and Seafood Products: It is effective against Tụ não tick, Bacillus cereusvà Clostridium botulinum, helping maintain product quality and prolong shelf life in cooked, smoked, or vacuum-packed meats and seafood.
Functional Foods and Supplements: Nisin’s natural and non-toxic properties make it suitable for use in functional foods, health supplements, and probiotic products without affecting beneficial gut flora.

Tính năng

Nisin is a narrow-spectrum antibacterial agent that can only kill and inhibit Gram-positive bacteria and is ineffective against yeasts, Gram-negative bacteria and molds. In China, it is stipulated that it can be used in meat products and dairy products, with a maximum usage of 0.5g/kg. The maximum usage in plant protein beverages and cans is 0.2g/kg.