L-Carnitine base

L-Carnitine base

Synonyms: 3-Hydroxy-4-(trimethylammonio)butanoate; Vitamin BT; L(-)-Carnitine

CAS NO: 541-15-1

Molecular weight: 161.2

EC NO: 208-768-0

Molecular formula: C7H15NO3

Packing: 25KG/ fiber drum / carton drum

Details: melting point: 208-212°C specific rotation: -31° (c=10, H2O) water solubility: 2500 g/L (20°C)

Uses: drugs, dietary supplements, functional drink, feed additive

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.

 

Quality Standard: USP, EP, GB

 

Identification: chemial or IR method

Specific rotation: -29.0°~ -32.0°

pH-value: 5.5 ~ 9.5

Moisture: ≤4.0%

Residue on ignition: ≤0.5%

Cyanide: -

Chloride: ≤0.4%

Sulphate: -

Sodium: ≤0.1%

Potassium: ≤0.2%

Heavy metal: ≤20ppm

Arsenic: ≤2ppm

Solution clarity: -

Related substances: -    

Residual acetone: -

Assay: 100±3%

 

Identification: chemial or IR method

Specific rotation: -29.0°~ -32.0°

pH-value: 6.5 ~ 8.5

Moisture: ≤1.0%

Residue on ignition: ≤0.1%

Cyanide: -

Chloride: ≤200ppm

Sulphate: ≤300ppm

Sodium: -

Potassium: -

Heavy metal: ≤10ppm

Arsenic: -

Solution clarity: colorless transparent

Related substances: impurity A≤0.5%

                    other impurity ≤0.1%

Residual acetone: -

Assay: 100±2%

 

Identification: chemial or IR method

Specific rotation: -29.0° ~ -32.0

pH-value: 5.5 ~ 9.5

Moisture: ≤4.0%

Residue on ignition: ≤0.5%

Cyanide: should not be found

Chloride: ≤0.4%

Sulphate: -

Sodium: ≤0.1%

Potassium: ≤0.2%

Heavy metal: ≤20 ppm

Arsenic: ≤2 ppm

Solution clarity: -

Related substances: -

Residual acetone: ≤0.1%

Assay: 100±3%



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