Protease
This product is solid enzyme preparation fermented by wilted hay bacillus.
[Range of application]
This product can hydrolyze the macromolecule proteid to dissociative amino acid, etc. It is applied extensively in film recycle, leather denude, silk degumming, etc.
[Operative condition]
*Operative temperature:35-45¡æ; operative PH value:6.5-7.5.
[Enzyme activity]
*Thirty thousand units/g; Sixty thousand units/g; One hundred thousand units/g.
[Shape of product]
Powdery, moisture is less than 6%.20Kg/piece,or 30Kg/piece.
[Storage]
In the dry place,12 months in natural temperature enzyme survival rate is 80%.
Acid Protease
Acid Protease is made from Aspergillus Usamii No.537 through cultivation and extraction technique.
This product can catalyze the hydrolysis of protein under acid condition (pH 2.5-4.0). It is mainly used in the industry of alcohol fermentation, leather softening, wool dyeing, juice purification and feed additives etc.
Appearance: Powder
Colour: Snuff color
Odour: Normal fermentation odour
pH: 2.5-5.5, optimum 3.0-3.5
Activity Temperature: 30-50¡æ,favorable 40-45¡æ
Enzymatic Activity: ¡Ý60,000 u/g; ¡Ý150,000 u/g
Calcium ion consistency: Calcium ion can protect the product
Neutral Protease
Neutral Protease is made from Bacillus Subtilis NO. 1398 through fermentation and extraction technique.
This product can catalyze protein to hydrolyze into low molecular peptide and amino acid. It is mainly used in the industry of leather softening and depilation, silk degumming, plant and animal proteolysis, brewing and feed additives etc.
Appearance: Powder
Colour: Snuff colour
Odour: Normal microbian fermentation odour
Solubility: Easily soluble in water
pH: 6.5-7.5
Enzymatic Activity : ¡Ý60,000 u/g
Activity Temperature : 40-45¡æ
Calcium ion consistency : Calcium ion can protect the product.
Alkaline Protease
Alkaline Protease is made from Bacillus Licheniformis 2709 through cultivation and extraction technique.
This product can catalyze the hydrolysis of protein under alkaline condition (pH 9-12). It is mainly used in the industry of detergent, leather depilation, silk degumming and protein hydrolysis etc.
Appearance: Powder
Colour: Snuff color
Odour: Normal fermentation odour
pH: Stable 9-12, optimum 9-10.5
Enzymatic Activity : ¡Ý800,000u/g
Activity Temperature : 40-45¡æ
Calcium ion consistency : Calcium / manganese ion can protect and active this product; Copper / mercury ion can suppress this product.
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