ANALYSIS

SPECIFICATION

Deacetylation

≥90%

Appearance

White or light yellow powder

pH

7-8

Viscosity in 1% Acetic acid

≥15cps

Mesh size

100% pass 80 mesh

Loss on drying

≤8%

Total ash

≤ 2%

Heavy Metals

≤20.0ppm

As

≤ 2.0ppm

Pb

≤ 1.0ppm

Cd

≤ 0.5ppm

Hg

≤ 0.5ppm

Microbiological quality

Total Plate Count

Yeast & Mold

E.Coli.

Salmonella

.

<1000cfu/g

<100cfu/g

Negative

Negative