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(ALA)alpha lipoic acid
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(ALA)alpha lipoic acid

  • API018

  • C8H14O2S2

  • 99%

  • HPLC

  • Yellow Powder

  • 1077-28-7

Availability:

Alpha lipoic acid Overview


Product Name:

alpha lipoic acid

Molecular Formula

C8H14O2S2

CAS NO.:

1077-28-7

Specification:

99%

Appearance:

Yellow crystal powder

Test method

HPLC

α- Lipoic Acid is a vital ingredient that functions as an antioxidant and helps the body produce energy. With its strength in fighting free radicals from entering your cells, α-lipoic acid can protect you against many diseases by preventing damage done on the cellular level.

Alpha-lipoic acid (ALA), a naturally occurring dithiol compound, is a powerful antioxidant that helps cells convert glucose into energy, fights skin inflammation, and stabilizes blood sugar, among other things.

α lipoic acid

Thioctic acid Application

Alpha-lipoic acid is mainly used in the health products industry, in the form of tablets and capsules, and can be mixed with other antioxidants such as vitamin C and E.

α-lipoic acid


Thioctic acid COA

ITEM

METHOD

SPECIFICATION

RESULT

Appearance

Organoleptic

Slightly yellow crystal powder

Conforms

Identification

HPLC

Meets the requirements

Conforms

Physical & Chemical Characteristics

Melting Point

USP

60.0-62.0℃

61.5℃

Specific rotation

USP

-1.0°~+1.0°

+0.06°

Loss on Drying

USP

≤0.2%

0.05%

Residue on Ignition

USP

≤0.1%

0.04%

Bulk Density

USP

/

0.38g/ml

Impurity

Single Impurity

HPLC

≤0.1%

0.07%

Total Impurities

HPLC

≤2.0%

0.11%

Limit of polymer content

TLC

Conforms

Conforms

Residual Solvent

Cyclohexane

GC

≤3880ppm

1080ppm

Ethyl Acetate

GC

≤5000ppm

61ppm

Heavy metals

USP

≤10.0ppm

Conforms

Lead(Pb)

USP

≤3.0ppm

Conforms

Cadmium(Cd)

USP

≤1.0ppm

Conforms

Mercury(Hg)

USP

≤0.1ppm

Conforms

Microbiological Tests

Total Plate Count

USP

≤1000cfu/g

Conforms

Yeast & Mold

USP

≤100cfu/g

Conforms

E.Coli.

USP

Negative/g

Negative

Salmonella

USP

Negative/g

Negative

Staphylococcus

USP

Negative/g

Negative

Assay

HPLC

99.0%~101.0%

99.6%

Conclusion:

Conform to USP 43 standard.


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