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Nitrofurantoin Macrocrystals

Chemical name: 1-[(5-nitrofurfurylidene) amino] hydantoin
Molecular formula: C8H6N4O5
Molecular weight: 238.16
CAS: 67-20-9
Structural formula:

In-house specification(Combin ation of specification in USP and EP)
Appearance: Brown yellow macrocrystalline powder.
5-Nitrofurfural Diacetate(USP): ≤0.15%
Nitrofurazone(USP): ≤0.01%
Any individual unspecified impurity: ≤0.10%
Total impurities: ≤0.5%
Water(USP): ≤1.0%
Sulfated ash(EP): ≤0.1%
Assay(EP): 98.0%~102.0% of C8H6N4O5 on the dried basis.
Total aerobic microbial count: Not more than 103cfu/g
Total yeast and mold count: Not more than 102cfu/g
Packing size: 25Kg/drum
Indications: For urinary tract infections resulted by sensitive bacteria, like pyelonephritis, urinary tract infection, cystitis and prostatitis.

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