ITEMS	STANDARD
Appearance	Crystalline Powder
Color	Yellow or greenish-yellow
Particle Size	100% through 80 Mesh
Loss on Drying	5.5-9.0%
Residue on Ignition	< 0.5%
Impurity quercetin	< 5.0%
Heavy Metals	< 20ppm

Assay (Anhydrous substance) by UV	> 95.0%
Total Plate Count	< 1,000cfu/G
Yeast & Mold	< 100cfu/G
E.Coli.	Negative
Salmonella	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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