Silymarin Milk Thistle Extract

ITEM

SPECIFICATION

STANDARD/METHOD

Physical

Appearance

Yellow  powder

Visual

Odor

Characteristic

Sensory

Taste

Characteristic

Sensory

Loss on drying

≤5.0%

2g/105 ℃/5hrs

Residue on Ignition

≤0.8%

2g/800℃/5hrs

Bulk density

≥0.3g/ml

W/V

Tapped desity

≥0.6g/ml

W/V

Particle size

95% pass 80 mesh

Sieve

Chemical

Heavy metals

≤10ppm

Colorimetric method

Arsenic(As)

≤2ppm

ICP-MS

Cadmium(Cd)

≤1ppm

ICP-MS

Lead(Pb)

≤2ppm

ICP-MS

Mercury(Hg)

≤0.1ppm

ICP-MS

Pesticide Residue

USP<561>

GC

Acetone Residue

≤5000ppm

GC

Hexane Residue

≤290ppm

GC

Assay

Silymarin

≥80.0%

UV

Silymarin

HPLC

Silybin and Isosilybin

≥30.0%

HPLC

Microbial

Total Plate count

≤10000CFU/g

ChP

Yeast & Mould

≤1000CFU/g

ChP

Escherichia Coli

Negative

ChP

Salmonella

Negative

ChP

Else

Packing

Pack in paper-drums and two food grade poly bags inside. Net weight: 25kg/drum

Storage condition

Store in a well closed place with constant low temperature and no direct sun light

Shelf life

Two years when properly stored.

Non-Irradiated/Non-ETO/Treat by Heat Only

Products name

Specification

Silymarin

（Milk Thistle Extract）

UV75%

UV80%

UV80%   Silybin+Isosilybin 30%

HPLC50%

HPLC53%

HPLC55%

HPLC60%

Silybin40%

Silybin50%

HPLC80%