依普黄酮

Test

Standard

Result

Identification: 

Positive

Positive

Melting :

116-118^oC

117.5^oC

Loss On drying:  

< 0.5%

0.21%

Residue On Ignition: 

< 0.1% 

0.02%

Heavy Metals:

<10ppm

conform

Total bacterial count :

<1000/g 

conform

Yeast mould :

<100/g 

conform

Assay(On Dry Basis):  

≥99.0%

99.3%

Foreign matters

(1)by naked eye
Over 0.3mm      0 ,  0
0.05mm-0.3mm   <3,   0
 <0.05mm        < 30,   7

(2)by microscope
Over 0.3mm    0 ,  0
0.05mm-0.3mm     <5,   3
<0.05mm      < 30,   20