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Enzymes for Leather & Silk

Alkaline Protease JP-25

A high concentration protease in powder form, can catalyze protein hydrolysis under alkaline conditions, simplify the process of leather hair removal, shorten processing time, improve quality of the finished products, increase leather yield, also suitable for pretreatment in silk degumming.

 

Product Specifications


DESCRIPTION
Alkaline Protease JP-25 is a powder form preparation produced from selected strains of Bacillus licheniformis through submerged fermentation, extraction and refining process. It can efficiently catalyze the hydrolysis of proteins under alkaline conditions (pH 9 to 12). It is suitable for leather hair removal and silk degumming.

PRODUCT CHARACTERISTICS

 Declared Enzyme: Protease
 Systematic Name:   EC 3.4.21.62
 Appearance:   Pale brown powder    
 Activity: 250,000 U/g(Minimum)
 Moisture:   8% (Maximum)

EFFECT OF TEMPERATURE 
The effective temperature range for JP-25 is from 20 to 65°C, and the optimal temperature ranges from 40 to 50°C.

EFFECT OF PH
JP-25 has an effective pH from 9 to 12, and the optimal pH ranges from 10 to 11.       

PACKAGING 
JP-25 is packaged in 25kg cardboard drums or kraft paper bags. Customized packaging is available upon request.

STORAGE
This enzyme has been formulated for optimal stability. Typical shelf-life is six months provided it is stored below 25°C in its original packaging, sealed and unopened, protected from the sunlight. Its shelf-life will be eighteen months if it is stored properly at 0~10°C. Prolonged storage and/or adverse conditions such as higher temperatures may lead to a higher dosage requirement.


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