Chitosan Oligosaccharide is obtained by an enzymatic hydrolysis of chitosan using chitosanase.

TEST

SPECIFICATION

RESULT

REMARK

Appearance:

Yellow and light Brown, Free flowing powder

Pass

Gardner No. Max.2

Density

Pass 25 -200 Mesh

100 Mesh

Sieve No.25-100 pass ration (Fisher)

Moisture content

Less than 10%

5.0 %

Dry 3hr at 105deg.C

Oligo content

65%

85%

Residue on ignition

Less than 0.5%

0.06 %

Ashing method

Protein content

Less than 0.3%

0.19%

Kjeldal method 

Degree of Deacetylation

70 - 100 %

93 %

Colloidal method

Viscosity

5 CPS and less

N/A

Molecular weight

Less than 5,000

3,880

Average

Insoluble

Less than 1% insolubility

<0.2%

Dissolved 10g of chitosan in 50ml of 1% distilled water solution. Chitosan solution to which added 200 ml distilled water was stirred 1hr. Filtration with a GF/C and washed with 20ml acetone. Dry residue at 105deg.C 

Heavy Metals(As)

Less than 10 ppm

<1.0ppm

ICP Analysis

Heavy Metals(Pb)

Less than 10 ppm

1.0ppm

ICP Analysis

pH

5 - 7

5.8

Dispersed 1g of chitosan in 99ml of distilled water after stirred 15 min.

Toxicity

Non-toxic

Non-toxic

ID 50 16g/kg body weight in mice

Packing

10kgs/20kgs net each

Corrugated carton box with PE liner

Dalwoo-chitoSan supply first quality bulk chitin, chitosan and chitosan oligosaccharide in various grades at a competitive price.  Please contact us for more information

Remarkable feature of Chitosan Oligosaccharide

Food grade Chitosan

Pharmaceutical grade Chitosan

Chitin

Carboxylmethyl Chitosan

Technical grade Chitosan

Liquid Chitosan