Chemical name:  2,5 - dihydroxy -1 ,4 - thiadiazole dioxane

CAS :  40018-26-6 

Structure: 

Quality Standard: 

Appearance: white to light yellow crystalline powder 

Content  (GC) : greater than  99.0% 

Loss on drying: less than  1.0% 

Melting point:  140-144 ° C 

Sulfate: less than  0.2% 

DMF  insoluble: less than  0.5%