Desizing Alpha amylase enzyme liquid for textile Conzyme DD990L

Product Description
Conzyme® DD990L is liquid alpha amylase preparation. It is specially developed for textile desizing process, which can completely remove the starch-based sizes within a wide temperature range.

Mechanism
This product belongs to family of hydrolytic enzyme, attacking α-1.4 glycosidic bond in starch, producing dextrin, oligosaccharides a small amount of glucose.

Specification

Appearance	Liquid
Color	Brown
Odor	Slight fermentation odor
Enzymatic Activity	≥6000u /mL(*) ;
Solubility	Soluble in water
CAS NO. IUB NO.	9000-90-2 EC 3.2.1.1

Benefits

1.Complete removal of all types of starch-based sizes

2. Excellent efficiency in low temperature, energy saving

3. Environmentally friendly solution

Application

Temperature	40-120℃, optimum80℃
pH	5.5-7.5
Dosage	0.5-1 g/L
Penetrating agent	1g/L (add into the bath)
Time	30-40 minutes
Inactivation	Raising temperature above 120℃ for 10 minutes, or raising the pH above 11.0 for 10 minutes can inactivate Conzyme®DD990L completely.

 

 Enzyme Properties

Temperature profile

 

 

pH profile 

 

Definition of unit (u/ml): Activity of the enzymes is expressed in u/ml against an internal standard to ensure manufacturing lot-to-lot consistency. The enzyme activity value is not a measure for application performance. A detailed assay method is available upon request.

Storage

Should be stored in a dry place with temperature between 5-25℃

Packaging

25kgs/drum; 30kgs/drum

Shelf life

12 months, subject to storage condition.

Safety

Enzyme preparations belong to protein, which may induce sensitization and cause anaphylaxis in sensitized individuals. Long-term exposure may cause minor irritation for skin, eyes or nasal mucosa, so any direct contact with human body should be avoided. If irritation or allergic response for skin or eyes develops, consult a doctor.