Items

Hight-density Chitosan HD

Super Hight-density Chitosan HD

Appearance

Off-white powder

Off-white powder

Bulk Density

>0.6g/ml

>0.85g/ml

Deacetylation Degree

85%, 90%, 95%

85%, 90%, 95%

pH Value

7.0-8.0

7.0-8.0

Loss on Drying

<10.0%

<10.0%

Residue on Ignition

<1.5%

<1.5%

Insoluble Matter

≤1.5%

≤1.0%

Heavy Metals

≤10ppm

≤10ppm

Arsenic

≤0.5ppm

≤0.5ppm

Viscosity

50-800mpa.s

50-800mpa.s

Particle Size

≥100mesh

≥100mesh

Total Plate Count

≤1000cfu/g

≤1000cfu/g

Yeast & Mold

≤100cfu/g

≤100cfu/g

E.COLI

Negative

Negative

Salmonella

Negative

Negative