Nisin

Product Introduction:

Nisin www.bkherb.com is provided by B&K Technology Group (China) Co., Ltd.,a major Cultures, Enzymes & Yeast supplier in Food & Beverage wholesale industry in China.You can check out the specification of Nisin www.bkherb.com below or get any optional result clicking into the following keywords Nisin , Natural Preservative , Preservative , Preservative , Preservative and you can check the authentications and testimonials of Nisin www.bkherb.com.

Description:
Nisin is a food preservative which is well-known around the world. Nisin is developed by Microbiology Research Institute of the Science Academy of China, B&K Technology Group (China) Co., Ltd. as part of a major programe by the Chinese government to develop products for the Chinese food industry.

Molecular formulaC143H228O37N42S7

Molecular weight: 3352

The character of Nisin

Since Nisin (also known as Streptococcus lactic peptide) is a polypeptide, it is rapidly inactivated in the intestine by digestive enzymes after consumption, Extensive micro-biological tests have not shown any cross resistant between Nisin and medical antibacterial drug. Nisin possesses anti-microbial activity against a wide range of Gram-positive bacteria and their spores which causes food spoilage, and especially inhibits the heat-resistant bacilli, such as B. Stearothermophilus, CI. Butyricum and L. Monocytogenes. It is a natural food preservative which is highly efficient, safe and has no side-effects. In addition, it has excellent solubility and stability in food. It is not effective against Gram-negative bacteria, yeasts or mould.

Application:

Nisin can be used in a wide range of heat-processed foods. These include: fresh milk, processed cheese and other dairy products, pasteurised liquid egg, processed meat, seafood, canned food, fruit drinks, plant protein drinks, baked products, instant food, beer, wine ect. It can also be used as a preservative in gelatin processing, cosmetics, drugs and health products.

General dosage:0.03-0.2gram per kilogram food to be processed Nisin dissolve well in low pHcondition. You may confect solution with PH3-4 and containing 5％Nisin preparation by adding diluted acetic acid, diluted citric acid or 0.02ml/l HCL first, then put it into the food and mix fully. Or, dilutegradually and add. Sometimes, Nisin can be dissolved directly in the original soup of the food. Nisin can also be used together with other food preservative