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Licochalcone

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Molecular Formula: C21H22O4
Molecular Weight: 338.4
Appearance: Brown to White powder
Purity: 80%
CAS NO.: 58749-22-7
EINECS No.: 635-678-2
Availability:

buy licorice Licochalcone a powder-zhenyibio


Licochalcone A is the first natural chalcone (Glycyrrhiza spp.) identified in the roots and rhizomes of licorice.It has an anti-inflammatory effect and supports its use as a whitening agent,especially for rosacea and atopic dermatitis.Licochalcone A (Lico A),the flavonoids in licorice root (licorice) has antibacterial activity and inhibits cancer cells known for its ability to proliferate,it can completely eliminate dry skin and sagging feelings,while using the super calming licochalcone extract of licorice root to soothe acne-prone skin. 

ItemResultTest method

Appearance

White powder

GB/T 5492-2008

Odor& Taste

Characteristic

GB/T 5492-2008

Process Data

Solvent(s) Used

Water and ethyl alcohol

/

Gravimeter

≥80%

CP

Physical Characteristics

Particle Size

98.0%pass 80mesh

GB/T 5507-2008

Moisture

<5.0%

GB/T 14769-1993

Ash Content

<5.0%

AOAC 942.05, 18th

Solvent Residue

Eur. Pharm

NLS-QCS-1007

Heavy Metals

Total Heavy Metals

<10 ppm

USP <231>, method II

Arsenic

<1.0 ppm

AOAC 986.15, 18th

Lead

<1.0 ppm

AOAC 986.15, 18th

Mercury

<0.5 ppm

AOAC 971.21, 18th

Pesticide Residue

666

<0.2ppm

GB/T5009.19-1996

DDT

<0.2ppm

GB/T5009.19-1996

Microbiology

Total Plate Count

<1,000cfu/g

AOAC 990.12, 18th

Total Yeast & Mold

<100cfu/g

(BAM) Chapter 18, 8th Ed.

E. Coli

Negative

AOAC 997.11, 18th

Salmonella

Negative

FDA (BAM) Chapter 5, 8th Ed.


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