ITEM	STANDARD
Appearance ?	White?to ?slightly ?yellow ?cr ystalline ?powder
Identification ?	Positive
Assay?(as?C 6H 7NaO 6) ?	99.0 ?‐? 101.0% ?
Specific?optical ?rotation	+103°?‐? +106°?
Clarity ?of ?solution	Clear?
pH?(10%,?W/V?) ?	7.0?‐? 8.0
Loss ? on?drying	=<0.25%?
Sulphate ?(mg/kg)??	=< 150
Total ?heavy?metals	=<0.001% ?
Lead	=<0.0002%?
Arsenic ?	=<0.0003%?
Mercury	=<0.0001%
Zinc	=<0.0025%
Copper	=<0.0005%
Residual?Solvents?(as?Menthanol)	=<0.3% ?
Total ?plate?count?(cfu/g)	=<1000?
Yeasts ?&?molds?(cuf/g)	=<100 ?
E.coli/ ?g?	Negative?
Salmonella/ ?25g?	Negative?
Staphylococcus?aureus/?25g?	Negative?

Tel: +0086-21- 31267000

Fax: +0086-21-58768440

Address: Foodchem Building,2277 Zuchongzhi Road, Zhangjiang Hi-Tech Park,Shanghai,201203,China

E-Mail: sales@foodchem.cn

Skype:foodchemmis07

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