Wholesale pure kojic acid powder for skin

Min.Order: 2
Product origin: Xi'an, Shaanxi, China
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US$ 30

Description

Wholesale pure kojic acid powder for skin

Product Description

Kojic acid (formal name:5-hydroxy-2-hydroxymethyl-1,4-pyrone is a kind of subacid organic compound made inmicrobial fermentation.

Kojic acid is white or off white needle like crystals,easily dissolved in water,

alcohol and acetone; slightly dissolved in ether,ethyl acetate,chlorofrom and pyridine; and undissolved in benzene.

 

Model Name

kojic acid powder

Formula

C6H6O4

CAS NO.

501-30-4

Appearance

White or off-white crystals

Text method

HPLC

Loss on Drying

< 5.0%

Particle Size

100% through 80 Mesh

The molecular weight

142.11

Function

Restrain skin melanin formation

Application

Used in cosmetics,

Stock

in stock


Item

Standard (BP2005/USP31/EP5)

Test Result

Characteristics

White crystals or crystalline powder

Meet the Requirement

Identification

Positive Reaction

Meet the Requirement

Melting Point

190-192 °C

191.3 °C

PH

2.2~2.6

2.49

Clarity of Solution

Clear

Meet the Requirement

Color of Solution

≤BY7

< BY7

Specific Optical Rotation

+20.5~+21.5°

+21.17°

Copper

≤ 5 ppm

<5 ppm

Heavy metals

≤ 10 ppm

<10 ppm

Iron

≤ 2 ppm

<2 ppm

Oxalic Acid

≤ 0.2 %

<0.2 %

Sulphated Ash

≤ 0.1 %

<0.1 %

Residue on Ignition

≤0.1 %

<0.1%

Organic Volatile Impurities

Pass USP Test

Meet the Requirement

Assay

99.0~100.0%

99.95%

Loss on drying

≤ 0.4 %

<0.4 %

Lead

≤2ppm 

<2ppm

Mesh

40~80mesh

Pass

Arsenic

≤3ppm 

<3ppm

1. Kojic acid can inhibit tyrosinase synthesis, so it can largely inhibit the skin melanin formation;

 

2. Kojic acid is able to eliminate the free radicals in the human body, strengthen the activity of the leucocyte;

 

3. Kojic acid have ideal effect in easing pain, relieving inflammation and curing many diseases;

1. Applied in Agriculture: kojic acid is used in producing biological pesticides;

 

2. Applied in Medicine: kojic acid has been used as the an important material of cephalosporin-type antibiotics;

 

3. Applied in other fields: kojic acid is also used as iron analytical reagent and film spotting  agent, etc;

 

4. Applied in Cosmetics: kojic acid has been widely added into the lotion, face mask, liquid     

cream and skin cream. Recommendation usage for cosmetics: 0.2~1.0%;

 

5. Applied in Food additive: kojic acid work as antiseptic,antioxidant, preservative and color stablizer in meat processing, also act as useful materials of food aromatizer - maltol and

ethylmaltol;

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