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                                            L-Carnitine Base
                                            Structural formula: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.
                                            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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