Quercetin Dihydrate cas 6151-25-3 CHINA MSDS .2H20
|
ANALYSIS ITEM
|
SPECIFICATION
|
RESULT
|
METHOD
|
|
Appearance
|
Yellow fine powder
|
Complies
|
Visual
|
|
Odor
Sieve analysis
|
Characteristic
100%pass 80mesh
|
Complies
Complies
|
Organoleptic
80 mesh Screen
|
|
Loss on Drying
|
1.0%Max
|
0.8%
|
105degree/3hrs
|
|
Residue on Ignition
Bulk Density
|
0.2%Max
45-55g/100ml
|
0.15%
50.1g/100ml
|
750 degree/5hrs
|
|
Extract Solvent
|
Ethanol & Water
|
Complies
|
|
|
Heavy Metals
|
10ppm Max
|
Complies
|
USP28
|
|
As
|
2ppm Max
|
Complies
|
AAS
|
|
Residual Solvents
|
Eur.Pharm.2000
|
Complies
|
GC
|
|
Total Plate Count
|
1000cfu/g Max
|
133cfu/g
|
USP28
|
|
Yeast & Mold
|
100cfu/g Max
|
25cfu/g
|
USP28
|
|
E.Coli
|
Negative
|
Complies
|
USP28
|
|
Salmonella
|
Negative
|
Complies
|
USP28
|
|
Assay
|
|
|
|
|
Quercetin
|
98.0% min
|
98.35%
|
UV
|
|
|
Store in cool & dry place
|
|
|
|
Keep away from strong light and heat
|
|
