Molecular Formula:C₆H₈O₂N₂S
Molecular Weight:172.21
Property: light yellow or light brown crystalline granule or powder, odorless, tastes bitter first, then slightly sweet later; color becomes dark on meeting light. It is easy soluble in boiling water, dilute hydrochloric acid and sodium hydroxide solution, slightly soluble in cold water, and insoluble in ether, chloroform and benzene.

Quality Standard Content≥98%
Item	Excellent Grade	Qualified Product
Appearance	light yellow or light brown crystalline granule	light yellow or light brown crystalline granule
Beginning Melting Point	162	160
Content	≥98%	≥97%
Moisture	≤1%	≤1%

Uses:as the intermediate to synthesize sulfa drugs such as sulfanilamide, sulfamethoxypyridazine, sulfamerazine, etc.; also used to produce crystal sulphanilamide used to diminish inflammation in surgery.
Packing:40KG per woven bag
Storage and Transportation:stored in dry, ventilated, shady and cool place; not to store together with inflammable, toxic, acid and volatile matters.