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Diphenhydramine HCl

Name:Diphenhydramine HCl
CAS NO:147-24-0
MF:C17H22ClNO
Characteristics:White crystalline powde

The detailed specifications are as below:

Characteristics

White crystalline powder

Identification

Positive reaction

Solution

Conform to the requirements

Melting point

168~172°C

Acidity

4.0~6.0

Appearance of solution

 

Conform to the requirements

Related substances

Conform to the requirements

Loss on drying

0.5%

Absorbency

12(253nm)

15(258nm)

12(264nm)

Sulphated ash

0.1%

Assay

99~101%