product

Vitamin K1

CAS NO: 84-80-0

Specification: USP27

Product Name Vitamin K1
Quality Standard USP27

 

Testing Items Critrion
ASSAY 97.0-103.0%
Z Isomer 21.0% Max
Refractive Index 1.523-1.526
Identification A. The infrared absorption spectrum of it exhibits max, only at the same wavelength as that of USP Phytonadione RS.
  B. The ultraviolet absorption spectrum of it exhibits Max and Min at the same wavelength as that of USP Phytonadione RS. And the respective absorptivities at the wavelength of max absorptivities at about 248nm. Don't differ by more than 3%
Reaction It is Neutral
Menadione No purple or blue color occurs after dropping it to the solution of ammonia hydroxide and alcohol

 

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