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Nisin

Food production Nisin is used in processed cheese, meats, beverages, etc. during production to extend shelf life by suppressing Gram-positive spoilage and pathogenic bacteria.In foods, it is common to use nisin at levels ranging from ~1-25 ppm, depending on the food type and regulatory approval. As a food additive, nisin has an E number of E234.


ITEM

STANDARD

Appearance

Light brown to cream white powder

Potency (IU/ mg)

1000 Min

Loss on drying (%)

3 Max

pH (10% solution)

3.1- 3.6

Arsenic

=< 1 mg/kg

Lead

=< 1 mg/kg

Mercury

=< 1 mg/kg

Total heavy metals ( as Pb)

=< 10 mg/kg

Sodium chloride (%)

50 Min

Total plate count

=< 10 cfu/g

Coliform bacteria

=< 30 MPN/ 100g

E.coli/ 5g

Negative

Salmonella/ 10g

Negative



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