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L-Carnitine Base

Product Name: L-Carnitine Base
Molecular Formula: C7H15NO3
Molecular Weight: 161.20
CAS#: 541-15-1
Properties: white crystal or crystalline powder with slight special odor; high hygroscopicity. Easily soluble in water, ethanol and alkaloid solution; almost insoluble in acetone or ethyl acetate.

Structural formula:L-肉堿
Quality Standard:

Item

USP

EP

GB

Identification

chemial or IR method

chemial or IR method

chemial or IR method

Specific rotation

-29.0° - -32.0°

-29.0° - -32.0°

-29.0° - -32.0°

pH-value

5.5-9.5

6.5-8.5

5.5-9.5

Moisture

≤4.0%

≤1.0%

≤4.0%

Residue on ignition

≤0.5%

≤0.1%

≤0.5%

Cyanide

-

-

should not be found

Chloride

≤0.4%

≤200ppm

≤0.4%

Sulphate

-

≤300ppm

-

Sodium

≤0.1%

-

≤0.1%

Potassium

≤0.2%

-

≤0.2%

Heavy metal

≤20ppm

≤10ppm

≤20 ppm

Arsenic

≤2ppm

-

≤2 ppm

Solution clarity

-

colorless transparent

-

Related substances

-

impurity A≤0.5%

-

other impurity ≤0.1%

Residual acetone

-

-

≤0.1%

Assay

100±3%

100±2%

100±3%

Use: It can be used for drugs and health products, sports beverage, infant food and animal feed.
Packing: In cardboard drum, 25kgs/drum(net wt).

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