Product: Acid
Lactase Description Apurified preparation oflactasederived
from Aspergillus oryzae,
International Enzyme Number EC 3.2.1.*3, GB***0
Activity ALU/g ≥**0,**0(powder)/ALU/g≥*0,**0(liquid) (FCC method) At Ph4.5、*7℃,per
minute releases 1umole ONP-Gis a lactase unit. InhibitorsCa2+、Zn2+、Cu2+、Fe2+ TriggerMn2+、Mg2+ Effective
temperatureUnder
*5℃ stable and above
*0℃ loosing
activity very rapidly,Optimal Performance at *0℃。 Appearance
White or light Yellow
powder/liquid Package
*0 Kg /bag Moisture≤8%(powder) Menstruum only
water(liquid) Effective pH
RangeBetween 4 and 8 ,Optimum Ph is 5.2 Metal
Lead (Pb) ≤5.0mg/kg As (As)
≤3.0mg/kg Microbiological
TVC(cfu/g or
cfu/ml)≤**0 Coliforms(cfu/g
or cfu/ml)≤*0 Escherichia coli: Absent Yeasts: Absent Salmonella No detected in *5g
Application Hydrolysis of
lactose in milk, whey and yogurts Status
QS Storage Should be stored in a cool (0 *5
℃) and dry place,
away from
direct sunlight and keep the container sealed . Under
these
conditions the shelf life of the product is one year
without
noticable loss of activity.
Suggested adding method:
A activity: hydrolyze the lactase with pure water to *****0
ALU/g
B dosage: ***0ml lactase solution per ton milk
C temperature: 5℃—*5℃
D pH:the nature pH
value of milk,about pH6.5
E reaction time3days below *5℃
Table 1: the hydrolysis result of lactase added according to the
above method