| Item | Nisin | |
| Appearance | Light brown powder | |
| Molecular structure | C141H228 N41O38S7 | |
| Nisin content | ≥ 2.5% | |
| Moisture content | ≤ 3% | |
| PH of 10% aqueous solution | 3.10-3.60 | |
| Sodium Chloride | ≥ 50% | |
| Hydrous potency | ≥ 1x106IU/g | |
| Heavy metals | Lead | ≤ 1mg/kg |
| Arsenic | ≤ 1mg/kg | |
| Mercury | ≤ 1mg/kg | |
| Total heavy metals | ≤10mg/kg | |
| Aerobic bacterial count | ≤ 10/g | |
| Coliform bacteria | ≤ 30(MPN/100g) | |
| E.coli | undetected | |
| Molds and Yeasts | undetected | |
Nisin (E234) DESCRIPTION
Specification
Application
1. Can effectively inhibit the Gram-positive bacteria, such as heat resistance of Bacillus, Clostridium botulinum, Listeria and its produced spores. Also inhibit some Gram-negative bacteria 2. To ensure food quality, extend the shelf life of food 3. Good thermal stability, less loss of activity after heat treatment 4. Low dosage, to save much cost. 5 replace some chemical preservatives, to meet the needs of customers and consumers for natural preservatives