D- panthenol is the precursor of vitamin B5, it contains D-Panthenol not less than 98%, it is a kind of colorless to slightly yellow transparent viscous liquid, it has slightly special smell
Appearance: Yellow, colorless, transparent and viscous liquid
Items
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Standard
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Identification
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Positive reaction
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Assay (based on dry product)
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98.0%-102.0%
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Rotation rate (50mg/ml water )
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+29.0°-+31.5°
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Refractivity (20°C)
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1.495-1.502
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Moisture (karl fischer method )
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≤1.0%
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Ignition on residue
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≤0.1%
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Heavy metal
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≤20ppm
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Amino alcohol limit
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≤0.1%
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Storage:D- Panthenol (99%) should be stored in a cool dry place, it is not sensitive to light, oxygen and heavy metals, it is stable water-soluble additives, it should avoid heating, acid and alkali.
Shelf life:12 months under25℃
It is widely used in medicine, food, feed and cosmetics industry. In the food industry, it is nutritional supplement and enhancer, it can promote the metabolism of protein, fat and carbohydrate, keep skin and mucosa moisture, improve hair luster, improve immunity and prevent the disease happening; in the cosmetics industry:it can be moisturizing agent, promote wound healing and play a role of anti-inflammatory; hair caring; nail caring.