| Basic Information | |
| Product name | acid lactase（β-galactosidase） |
| Character | Powder/Liquid |
| Activity | 100000ALU/g, 150000ALU/g, 160000ALU/g,20000ALU/g |
| CAS No. | 9033-11-2 |
| Ingredients | Enzyme |
| color | White to light brown powder |
| Storage Type | Store in a cool and dry place(not more than 25℃). |
| Shelf Life | 2 Years |
| Package | 25kg/drum |
Description
Lactase is also named β-galactosidase(CAS No. 9031-11-2, EC 3.2.1.23), derived from the Aspergillus Oryzae.
It’s a food grade enzyme which produced from submerged fermentation.
It can be used as digestive aid in the dietary supplements and modified milk powder.
Application and Function
Action Principle
The lactase can hydrolyze the β-glycosidic bond of lactose molecule into glucose and galactose.
Product Characteristic
Temperature range: 5℃~65℃ optimum temperature: 55℃~60℃
pH range: effective pH 3.0~8.0 optimum pH: 4.0~5.5
Product Feature
Product appearance: White to light brown powder, the colour may vary from batch to batch.
Product odor: Slight odor of fermentation
Standard enzyme activity: 100,000 ALU/g
Enzyme activity definition: One lactase unit is defined as the quantity of enzyme that will liberate o-nitrophenol at a rate of 1µmol per minute under the condition of hydrolyze oNPG at 37℃ and pH4.5.
Product standard:
GB1886.174-2016<<National Food Safety Standard-Food Additives-Enzyme Preparations For Food Industry>>
