WUHU TIANCI FINE CHEMICAL LIMITED

WUHU TIANCI FINE CHEMICAL LIMITED

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α-Arbutin

α-Arbutin
Product name : α-Arbutin
Item : TC015
Details :


the price of natural Arbutin is USD640/kg, the price of synthetic Arbutin is USD210/kg.

I t e m

Specification

Analytical Result

Assay

99.5%

99.8%

Character

White fine powder or crystals

Conforms

Melting Point

202-206(±0.5)℃

203.1-204

Specific Optical Rotation

[a]D20= + 174.0°- +186.0°

+180.06°

Solubility

Soluble in water alcohol

Conforms

Transparency in water

Transparent colorless no suspended

Conforms

PH1% water solution

5.0-7.0

6.27

Loss on drying

0.5

0.05

Sulfated ash

0.5

0.06

Heavy metals

10ppm

Conforms

Arsenic

<1ppm

Conforms

Plumbum

<2ppm

Conforms

Total Plate count

<1000cfu/g

53 cfu/g

Yeast & mold

<100cfu/g

12cfu/g