English Name:Calycosin-7-O-beta-D-glucoside

Alias:Calycosin-7-O-β-D-glucoside; Calycosin 7-glucoside, 4-hydroxy-3-methoxyisoflavone-7-sug, 3’-hydroxy-4’-methoxy isoflavone 7-sug

Plant source:The dry root of Astragalus membranaceus (Fisch. )Bge.(Main origin of Gansu) or Astragalus membranaceus (Fisch. ) Bge. var. mongholicus ( Bge. ) Hsiao(Main origin of Inner Mongolia)

Appearance: Brown yellow powder

Molecular Formula: C22H22O10

Molecular Weight: 446.408

CAS No.:20633-67-4

Assay Test method: UV

Other Inspection item:

TLC Show the same characteristic spots with Astragalus herbs
Loss on drying ≤ 5.00%
Ash ≤ 5.00%
Mesh Size 95% pass 80 mesh
Arsenic(MDL0.05) ≤ 1.5ppm
Lead(MDL0.02) ≤ 5.0ppm
Cadmium(MDL0.02) ≤ 0.3ppm
Mercury(MDL0.005) ≤ 0.1ppm
Total plate count ≤ 1000cfu/g
Mould&Yeast ≤ 100cfu/g
E.Coli Negative
Salmonella Negative

The Characteristic of Chengdu King-tiger Calycosin-7-O-beta-D-glucoside:

1:100% natural extract of astragalus:Calycosin-7-O-beta-D-glucoside,in addition to contain calycosin-7-O-beta-D-glucoside,the other ingredients are all natural ingredients of astragalus, such as astragalus polysaccharides,astragalus saponins,and other astragalus flavone as calycosin, ononin,formononetin etc..
2:All specifications can be provided from stock in large quantity at any time.