Dexpanthenol

Appearance

Colorless,viscous and clear liquid

Conform

Identification

Positive reaction

Conform

Assay(on dried basis)

98.0%-102.0%

99.85%

Water

≤1.0%

0.30%

Specific optical rotation

+29.0°+31.5°

31.28°

Limit of aminopropanol

≤1.0%

0.73%

Residue on ignition

≤0.1%

0.02%

Refractive Index(20)

1.4951.502

1.4981

Heavy metals

≤20ppm

Conform

Organic volatile impurities

Meets the requirements

Conform