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Shinfuda Marine Biotechnology

Contact Us

Add: Shangma Industrial Park, Wenling City, Zhejiang, China
Tel: +86-576-86151212 / +86-576-86151313
Fax: +86-576-81657111
General Manager: Jia Chenguang

Mobile: +86-18906561111

Products

Product name: Chitosan
Alias: beta-(1,4)-2-Amino-2-deoxy-D-glucose; beta-1,4-Poly-D-glucosamine; Deacetylated chitin; Poliglusam; Poly-D-glucosamine
Chemical structural formula: beta-(1,4)-2-Amino-2-deoxy-D-glucose

 

Properties: Chitosan is insoluble in water, soluble in dilute acid.

 

Uses: chitosan is widely used in textile, printing and dyeing, leather, coating, cigarette, plastic, cosmetics, food, feed, medicine, health care, color film, papermaking, bioengineering, plant protection, sewage treatment, and other fields.

 

Quality index:

Items
 
Industrial grade chitosan
Food grade chitosan
Pharmaceutical grade chitosan
High-density chitosan
Appearance
White or light yellow semi-transparent solid
Light yellow powder
White or light yellow powder
Light yellow powder
Degree of deacetylation %
≥70
≥85
≥90
≥90
Moisture %
≤12.0
≤10.0
≤8.0
8.0
Ash content %
≤2.0
≤1.0
≤1.0
≤1.0
Viscosity mpa.s
100-800
≤100
≤ 100
≤100
Arsenic ppm
(as As)
——
≤0.5
≤0.5
≤0.5
Heavy metal ppm
(as Pb)
——
≤10
≤10
≤10
Bulk densityg/ml
——
≥0.3
≥0.3
≥0.6
Number of microbe colonies cfu/g
——
≤1000
≤1000
≤1000
Escherichia colicfu/g
——
≤30
≤30
≤30
Salmonella
——
Not detectable
Not detectable
Not detectable
Packing
Industrial grade: woven bag, 12.5kg/bag; food and pharmaceutical grade: fiber drum, 10kg/drum; high density: fiber drum, 20kg/drum; or at the request of clients.

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