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Legal Person: Xun Fengqiang
Contact Person: Li Niansheng
TEL: 0535-7317858
FAX: 0535-7319917
Email: info@xinli-china.com
Website: www.xinli-china.com

Quality criterion

Products quality criterion
( Products tallies with USP32 )

CHONDROITIN SULFATE SODIUM
ITEM	NORMS
CONTENT OF CHONDROITIN SULFATE	>90%
LOSS ON DRYING	≤10.0%
PH	5.5--7.5
OPTICAL ROTATION	-20.0---30.0
RESIDUE ON IGNITION	20--30%
SULFUR CONTENT	<0.24%
CHLORIDE	<0.5%
PROTEIN	≤3.0%
HEAVY METALS	≤10ppm
ARSENIC	≤2ppm
TOTAL PLATE COUNT	≤1000cfu/g
YEAST AND MOULD	≤100cfu/g
SALMONELLA	NOT DETECTABLE
E.COLI	NOT DETECTABLE