Nisin

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

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

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1. What's your payment terms?
T/T or L/C.

2. What's your delivery time?
Usually we will arrange the shipment in 7 -15 days.

3. How about the packing?
Usually we provide the packing as 25 kg / bag or carton. Of course, if you have special requirements on them, we will according to you.

4. How about the validity of the products?
According to the products you ordered.

5. What documents you provide?
Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

6. What is loading port?
Usually is Shanghai,Qingdao or Tianjin.