Product

L-Levodopa

Product Introduction

L-Levodopa is produced by method of Fermentation process which is a green and environmental line. It can be better to relief the environment press than chemical synthesis.


Product Specification

Items

Standard

Appearance

White toslightly cream coloured, crystalline powder

Identification


A.IR

B.Chemical reaction

C.Chemical reaction

D.Chemical reaction

Solubility

Slightly soluble in water,pratically insoluble in alcohol and in ether,freely soluble in 1M hydrochloric acid and sparingly soluble in 0.1M hydrochloric acid.

Appearance of solution

Not more intensely coloured than reference solution BY6

pH

4.5~7.0

Related substances

Single impurity≤0.5%

Specific rotation

-1.27°~-1.34°

Bulk density

≥0.40gm/cc

Tapped Density

≥0.60gm/cc

Loss on drying

Not more than1.0%

Particle size

100% pass through 80 mesh

Heavy metals

Not more than 10ppm

Mercury

Not more than0.1ppm

Arsenic(As)

Not more than1ppm

Lead

Not more than3ppm

Iron(Fe)

Not more than 10ppm

Cadmium

Not more than1ppm

Ash

Not more than0.1ppm

Assay

99.0%~101.0%

GMO/BSE Status

Not genetically modified organism. Free of BSE.

Storage

Store in tight containers,in a cool dry area.

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