D-Glucosamine Hcl

Food Ingredient Vitamin&Nutrition Pharmaceutical （APIs） Fine Chemicals Hot Product

Speci of D-Glucosamine HCl

Items	Specifications
Description	White Crystalline Powder
Identification	IR Absorption
	Chloride test
	HPLC
Sulfate	≤0.24%
Specific Rotation(25℃)	+70.00°- +73.00°
Residue on Ignition	≤0.1%
Organic volatile impurities	Meet requirement
Loss on Drying	≤1.0%
PH(2%,25℃)	3.0-5.0
Chloride	16.2-16.7%
Heavy Metal	≤10ppm
Arsenic	≤3ppm
Assay	98.00~102.00%
Total plate count	MAX 500cfu/g
Yeast&mold	MAX 100cfu/g
Salmonella	Negative
E.Coli	Negative
Conclusion	This product conforms with USP32

Speci of N-Acetyl-D-Glucosamine

Items	Specifications
Appearance	White or off white powder
Assay	98%~102%
Specific Rotation	+39.0°~+43.0°
PH value	6.0~8.0
Melting Point	196.0℃-205.0℃
Loss on drying	≤0.5%
Free Glucosamine	≤1.0%
Related compounds	Single Impurity ≤0.5%
Related compounds	Total Impurities ≤2.0%
Residue on Ignition	≤0.1%
Chloride	≤0.1%
Iron	≤10ppm
Heavy Metal	≤10ppm
Cd	≤1.0ppm
Hg	≤0.10ppm
Lead	≤3ppm
Arsenic	≤1ppm
Microbial Test
Total Aerobic Microbial Count	≤1000 cfu/g
Yeast and Mold	≤100 cfu/g
Escherichia Coli	Negative
Salmonella	Negative

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