L-carnitine L-Carnitine-L-tartrate CAS 36687-82-8

Testing Item

Standard

Result

Appearance

White crystalline powder with hygroscopicity

White crystalline powder

Assaying

97.0%∼103.0%

99.50%

Identification

  Infrared or specific curl

positive reaction

Specific rotation

-29°∼-32°

-31.94°

PH

5.5～9.5

6.54

Wet

≤4.0%

0.24%

Loss on Drying

≤0.5%

0.03%

Heavy metals (Pb)

≤10mg/kg

conforms

Arsenic salt

≤1mg/kg

conforms

 Chloride (in Cl)

≤0.4%

conforms