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FOOD GRADE LACTASE BETA-GALACTOSIDASE
PRODUCT DESCRIPTION
This dairy enzymes product is produced by submerged fermentation of Bacillus licheniformis followed by purification, formulation and drying. Food enzyme lactase is mainly used in dairy industry to relieve people suffered from lactase deficiency while still enjoying dairy products, but also widely used in food, medicine, environmental protection and other fields.
APPLICATIONS
l Processing of low-lactose milk and milk powder: Removes lactose while improving product flavor, taste and nutritional value;
l Processing of other dairy products:
For yoghurt reduces coagulation time, saves the use of sugar and improves flavor and taste;
for ice cream improves and helps with the consistency and texture;
For bread improves crust color, promotes yeast fermentation, and makes bread sweeter or save the use of sugar.
REACTION PARAMETERS
|
CONDITION |
RANGE |
|
Activity Temperature |
5℃-65℃ |
|
Optimum Temperature |
55℃-60℃ |
|
Activity pH |
3.0-8.0 |
|
Optimum pH |
3.5-5.0 |
PRODUCT STANDARD
The product complies with GB1886.174.
|
No. |
ITEMS |
INDEX |
|
|
1 |
Particle size (%<40 mesh) |
≥80 |
|
|
2 |
≤8.0 |
||
|
3 |
Lead/(mg/kg) |
≤5.0 |
|
|
4 |
Arsenic/(mg/kg) |
≤3.0 |
|
|
5 |
Total viable count/(CFU/g) |
≤50000 |
|
|
6 |
Coliform Bacteria/(CFU/g) |
≤30 |
|
|
7 |
Escherichia coli |
(CFU/g) |
<10 |
|
(MPN/g) |
≤3.0 |
||
|
8 |
Salmonella/(25g) |
Not Detected |
|
PRODUCT SPECIFICATION
Food grade lactase is white powder. Color may vary from batch to batch. Color intensity is not an indication of enzyme activity.
APPLICATION RECOMMENDATIONS
l Fresh milk 0.02-0.1% (on volume basis);
l milk powder 0.2-0.4% (on dry weight basis).
The dosage has to be optimized based on each application, the raw material specifications, product expectation and processing parameters. It is better to begin the test with the convenient volume.
WARNINGS
Keep sealed after use every time to avoid microbial infections and inactivation of enzymes until its finish.
PACKAGE AND STORAGE
Ø Package： 25kg/drum.
Ø Storage： Keep sealed in a dry and cool place and avoid direct sunlight.
Ø Shelf life: 12 months in a dry and cool place.
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