R-Alpha Lipoic Acid Sodium
Cas No.：176110-81-9
Standard：99%
Synonym: R-(+)-Lipoic Acid Sodium Salt; R(+)-Alpha Lipoic Acid Sodium;(R)-1,2-Dithiolane-3-pentanoic acid sodium salt
Molecular Formula: C8H13O2S2.Na
Molecular Weight: 228.31
Molecular Structure: 
Specification:
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Analysis
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Specification
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Appearance
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Off-white to light yellow powder
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Melting Point
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230-250℃
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Solubility(H20)
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Soluble in water
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Specific Rotation
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+80-+95。
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Loss on Drying
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≤3.0%
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Heavy Metals
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≤5ppm
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Ethanol
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≤1.5%
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Cyclohexane
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≤1000ppm
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Ethyy Acetate
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≤250ppm
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Toluene
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≤3ppm
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Total Microbial Count
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≤1,000 per/g
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Moulds and Yeasts
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≤100 per/g
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Escherichia coli
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Negative
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Salmonella
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Negative
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Particle Size
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100% through 20 mesh
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80% through 80 mesh
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Assay(R-(+)-Lipoic Acid )
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≥80%
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Assay(R-(+)-Lipoic Acid Sodium Salt)
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≥99.0%
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Package:Bag or drum
Shelf life:24Months