Wholesale Organic Herbal Extract Milk Thistle Extract Silymarin 40%, 60%，80%
Function
Specification
Main Specification | |
Products' Name |
Specification |
|
UV80% Silybin + Isosilybin 30% |
HPLC 50% | |
HPLC 53% | |
HPLC 55% | |
HPLC 60% | |
UV 70% | |
|
UV80% Silybin + Isosilybin 30% |
HPLC 50% | |
HPLC 55% | |
HPLC 60% | |
|
UV80% Silybin + Isosilybin 30% |
HPLC 50% | |
HPLC 55% | |
HPLC 60% | |
Granular/ Micro Powder Silymarin |
Accoroding To Customer' Requirements |
Silybin |
HPLC 60% ~99% |
|
UV 20% |
UV 40% | |
UV 45% | |
Water Soluble Silybin |
HPLC 75%, UV 96% |
Analysis |
Specification |
Result |
Appearance |
Yellow to yellowish-brown amorphous powder |
Yellowish brown powder |
Odor |
Slight, Characteristic |
Characteristic |
Particle size |
90% pass 80 mesh |
90% pass 80 mesh |
Solubility |
|
|
In water |
Practically insoluble |
Practically insoluble |
In methanol and acetone |
Soluble |
Soluble |
Chemical Tests |
|
|
Assay of silymarin (UV) (on dried basis) |
80% Min |
83.6% |
Assay of silymarin (HPLC) (on dried basis) |
/ |
45.4% |
Silybin A.B |
/ |
28.1% |
Isosilybin A.B |
/ |
5.0% |
Silydianin & Silychristin |
/ |
12.5% |
Loss on drying (2 hours 105℃) |
5.0% Max |
4.0% |
Sulphated ash |
0.5% Max |
<0.5% |
Residue solvents |
|
|
N-hexane |
0.029% Max |
<0.029% |
Methanol |
0.3% Max |
<0.3% |
Acetone |
0.5% Max |
<0.5% |
Ethy acetate |
0.5% Max |
<0.5% |
Ethanol |
0.5% Max |
<0.5% |
Heavy metals |
10.0ppm Max |
<10.0ppm |
Microbiology Control |
|
|
Total plate count |
1000cfu/g Max |
<1000cfu/g |
Yeast & Mold |
100cfu/g Max |
<100cfu/g |
E. Coli |
Not detected |
Not detected |
Salmonellaspecies |
Not detected |
Not detected |
