Carprofen
Dantrolene Sodium(FDA)
Trospium chloride
Rocuronium bromide
Nitrofurantoin
Tolperisone hydrochloride
Nitrofurazone(FDA)
Sotalol Hydrochloride
Furazolidone
Feprazone
 

Nitrofurantoin ( Macrocrystals )

Chemical name: 1-[[[5-nitro-2-furanyl]methylene]amino]-2,4-imidazolidinedione
Structural formula:

Molecular formula: C8H6N4O5
Molecular weight: 238.16
Property: It is brown yellow macrocrystalline Powder, odorless, bitter taste, it will turn dark in the light, it can absorb moisture and become nitrofurantoin monohydrate.
Specification:
    Appearance: brown yellow macrocrystalline Powder
    Loss on drying: Not more than 1.0%
    Reidue on ignition: Not more than 0.1%
    Speccific surface area:Between 0.045m2/g and 0.2m2/g 
    Related Substances:
    Nitrofurfural Diacetate:Not More Than 1.0%
    Nitrofurazone(FDA):Not More Than 0.01%
    Any other Related compounds:Not More Than 0.1%
    Total Related Compounds:Not More Than 0.5%
    Assay:98.0% to 102.0% calculated on the anhydrous basis
    Residual Solvents:
    Acetic acid:Not More Than 0.1%

Use: It is a antibacterial .

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