L-Selenomethionine

CAS#: 3211-76-5

Appearance : White to off white crystalline powder
Specific Rotation: + 17.0o to +19.0o, + 17.0o to + 19.5o SHIV
Heavy Metals : Note more than 0.002% / 20 ppm
Sodium Limits : Note more than 0.1% / 1000 ppm
Selenium (Se) 139-41%
Assay (BY HPLC) : 97-103%, Not less than 98% SHIV
Melting Range2 ~263-266oC , 260oC with decomposition SHIV
Loss on Drying : Not more than 0.5%, Not more than 1.0% SHIV

Đặt mua hàng
Appearance White to off white crystalline powder
Specific Rotation + 17.0o to +19.0o
+ 17.0o to + 19.5o SHIV
Heavy Metals Note more than 0.002% / 20 ppm
Sodium Limits Note more than 0.1% / 1000 ppm
Selenium (Se) 39-41%
Assay (BY HPLC) 97-103%
Not less than 98% SHIV
Melting Range ~263-266oC
260
oC with decomposition SHIV
Loss on Drying Not more than 0.5%
Not more than 1.0% SHIV

 

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