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Send InquiryNisin .
Nisin . Specification
- Shelf Life
- 24 months
- Solubility Tests
- Clear solution in water
- Structural Formula
- Available upon request
- Molecular Formula
- C143H230N42O37S7
- Physical Form
- Powder
- Water Solubility
- Freely soluble
- Assay
- >900 IU/mg
- Appearance
- Powder
- Heavy Metal (%)
- <0.001%
- Solid Content
- Minimum 50%
- Melting Point
- Decomposes
- Taste
- Slightly salty
- Other Names
- E234; Nisin A
- Type
- Polypeptide bacteriocin
- Purity
- >98% (on dry basis)
- Application
- Preservative in food, dairy, canned foods, beverages
About Nisin .
Specification of Nisin
| Items | Specification |
| Appearance | Grey or off--white powder |
| Identity | Complies |
| Moisture | MAX 3% |
| pH of 10% water solution: | 3.10-3.60 |
| Heavy metals | MAX 20 mg/kg |
| Arsenic (As): | MAX 3 mg/kg |
| Hydrous Potency | MIN 1000 IU/MG |
Table 2. The function of Nisin in Canned food for heat processing
| Canned Food | pH Value | Fo Value* | |
| without Nisin | with Nisin** | | |
| Chocolate Milk | 6.6 | 9.39.6 | 2.63.4 |
| Thick Cheese | 5.0 | 28.830.0 | 9.19.9 |
| Vegetable Soup | 4.55.0 | 24.630.0 | 9.09.9 |
| Meat Soup | 4.55.0 | 15.430.0 | 8.110.3 |
| Vegetable | 4.66.0 | 15.440.7 | 7.912.0 |
| Pea | 5.5 | 6.07.2 | 4.15.1 |
| Mushroom | 6.0 | 17.519.3 | 2.53.3 |
| Tomato | 4.5 | 0.00.3 | 0.00.3 |
| Fruit | 3.84.5 | 0.00.8 | 0.00.4 |
| Meat | 5.5 | 19.219.7 | 3.110.8 |
| Fish | 5.0 | 3.47.3 | 3.95.4 |
| Grain | 5.0 | 30.040.0 | 9.09.6 |
Price:
- 50
- 100
- 200
- 250
- 500
- 1000+
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