Nisin - Grayish White Powder, ≥1000 Iu/mg Purity, >900 Iu/mg Titer | 2-year Shelf Life, Usp27, Fccv Quality Standards

Following are the details of Nisin:
Appearance : Grayish white or yellowish powder
Purity : a Y1000 IU/mg
Shelf life : 2 years
Quality Standard : USP27, FCCV, FAO/WHO
Titer : >900 IU/mg
(Food Chemicals Codex, fifth Edition, 2004, USA)
StrainLactococcus Lactis subsp. Lactis
Appearance : Grayish white or yellowish powder
EU NO. E234
INS NO.234
Chemical Formula : Contains 34 Amino Acids and has an approximate
Empirical Formula: C14H228O37N42S7
Approximate Formula WT: 3348
CAS NO.[1414- 45-5]
Solubility : 49 mgi ml in aqueous
118 mgi ml in 0.02moli L HCl
47.9mgi ml in skimmed milk
Stability : PHi 6.5 nisin is dissolved in skimmed milk by 85a
pasteurized 15 Min.i loss 15% activity .
PHi 3.0 nisin is dissolved in HCLi by 121a sterilize 15 Min. , No activity loss.
PH =5.0 115.6a sterilize loss 40% activity
pH=7.0 loss 90% activity
CarrierSodium chloride : 50% Min
Moisture : 3% Max
Protein : 15% Min
Carbohydrate : 4% Max
Heavy Metals : 0.002% Max
Lead : Not more than 2 mg/kg
Sodium Chloride
ContentNot less than 50%
Loss on DryingNot more than 3.0%
Microbial limits : Aerobic plate count Not more than 10 CFU per gram.
E.coli : Negative in 25g
Salmonella Negative in 25g
Shelf Life : Be stored for 24 months under 2-15a .