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D-Glucosamine Series

N-Acetyl-D-Glucosamine

Chemical formula:C8H15NO6

Molecular weight:221.21

CAS:7512-17-6

Melting point:196-205°C

Source:Shells of the Crab and Shrimp
This product is white crystal powder, sweet, soluble in water and slight soluble in ethyl alcohol.

Items

Specifications

Appearance

White or off-white powder

Assay

98.0%102.0%

Residue on Ignition

≤0.1%

Chloride

≤0.1%

Arsenic

≤1ppm

Heavy Metals

≤10ppm

Specific rotation

+39.0°+43.0°

PH

6.08.0

Loss on Drying

≤0.5%

Melting point

196°205°

Microbial Limits

Total Plate Count

≤1000cfu/g

Yeast & Mold

≤100cfu/g

Bacterium

E. Coli

Negative

Salmonella

Negative

Staphylococcus Aurous

Negative

Impurities

Lead

0.5 ppm

Mercury

0.5 ppm

Cadmium

0.5 ppm

Package: Paper drum (400mm×500mm) with double layer PE plastic bags as inside lining. Each package is 25.0kg and customization is available.
Storage: store in dry, clean, shady and cool place. Transportation light light discharge, shall not be mixed with hazardous, toxic and pollution items shipment, it is strictly prohibited in the rain.
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