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Current location:Products

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Dimethyl sulfone Hyaluronic acid Shark cartilage powder Collagen protein Glucosamine Chondroitin sulfate sodium

N-Acetyl-D-Glucosamine

Items	Standard (United States Pharmacopoeia)
Appearance	White crystal without black dots and with good fluidity
Bulk Density	NLT 0.45g/ml
Assay	97.5-102.5%
Specific rotation	+38.9°—+42.9°
PH	6.0-7.5
Loss on dry	NMT 0.5%
Residue on ignition	NMT 0.1%
Chloride	NMT 0.2%
Melting point	196°-205°
Heavy Metals	NMT 10PPM
Iron	NMT 10PPM
Lead	NMT 0.5PPM
Arsenic	NMT 0.5PPM
Mercury	NMT 0.5PPM
Organic volatile impurities	Meet the requirements
Total Bacteria Count	NMT 1000Cfu/g
Yeast & Molds	NMT 100Cfu/g
Salmonella	Negative
E.Coil	Negative
Staphylococcus Aureus	Negative

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