Product Description
Corn Silk extract
Product Name: Corn Silk extract
Latin Name: Stigma Maydis
CAS. NO.: 855707-69-3
Plant Source: leaf
Specification: 4%,8% 10:1,20:1 Flavones
Appearance: brown powder
Test Method: HPLC,TLC,UV
Function:
(1).Diuresis, heat relief, calming liver, good gallbladder.
(2).Treatment of nephritis edema, beriberi, jaundice hepatitis
(3). Treatment of gallstones, diabetes.
Application:
1. Food addition;
2. Beverage;
3. Medicine;
4. Cosmetics
Product Parameters
Item |
Specification |
Results |
Methods |
Marker Compound |
Flavones 10% |
10.12% |
UV |
Appearance & Color |
Brown yellow powder |
Conform |
GB5492-85 |
Odor & Taste |
Characteristic |
Conform |
GB5492-85 |
Plant Part Used |
silk |
Conform |
|
Extract Solvent |
Water |
Conform |
|
Bulk Density |
0.4-0.6g/ml |
0.50g/ml |
|
Mesh Size |
80 |
100% |
GB5507-85 |
Loss on Drying |
≤5.0% |
3.72% |
GB5009.3 |
Ash Content |
≤5.0% |
3.85% |
GB5009.4 |
Solvent Residue |
Negative |
Conform |
GC(2005 E) |
Heavy Metals |
Total Heavy Metals |
≤10ppm |
3ppm |
AAS |
Arsenic (As) |
≤1.0ppm |
0.15ppm |
AAS(GB/T5009.11) |
Lead (Pb) |
≤1.5ppm |
0.7ppm |
AAS(GB5009.12) |
Cadmium |
<1mg/kg |
Not Detected |
AAS(GB/T5009.15) |
Mercury |
≤0.3ppm |
Not Detected |
AAS(GB/T5009.17) |
Microbiology |
Total Plate Count |
≤1000cfu/g |
<100 |
GB4789.2 |
Total Yeast & Mold |
≤25cfu/g |
<10 |
GB4789.15 |
E. Coli |
≤40MPN/100g |
Not Detected |
GB/T4789.3-2003 |
Salmonella |
Negative in 25g |
Not Detected |
GB4789.4 |
Staphylococcus |
Negative in 10g |
Not Detected |
GB4789.1 |
Packing and Storage |
25kg/drum Inside: Double-deck plastic bag, outside: Neutral cardboard barrel & Leave in the shady and cool dry place |
Shelf Life |
3 Year When Stored properly |
Expiration Date |
3 Year |
Detailed Photos
Certifications