VITAMIN B6（Pyridoxine）hydrochloride CAS NO.8059-24-3

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(Tests)               （Specifications)           （Results)

   (Description)                                 

                       White or almost white,crystalline powder         White Powder

（Identification)        A.Infrared Absorption                      Conform

                               B.It responds to the tests for chloride    Conform

  （Melting point)               205.0--209.0 ⁰ C                      206. ⁰ C

  （Acidity)PH                       2.4--3.0                           2.6

  （Loss on drying)                ≤0.2%                           0.10%

  （Residue on ignition)          ≤ 0.10%                          0.04%

  （Sulphated ash)              ≤ 0.10%                         0.08%

  （Heavy metals)                   ≤10 PPM                         <1 PPM

 （Assay）                            99.0% -101.0%                   99.6%

     Clear and not more intensely colored than     Clear

reference solution Y7                              Conform

（Clarity and Colour of  Solution)                              

  （Chloride content)              16.9-17.6%                          17.3%

  （Related substances)          ≤ 0.25%                           Conform

Residual solvent

Ethanol                             NMT 0.3%                                <0.3%

Solubility: Completely soluble in water, slightly soluble in ethanol, insoluble in chloroform or aether.

Storage: Preserve in tight, light-resistant containers.