Nitrofurazone FDA
English name: Nitrofurazone (FDA)
Molecular formula: C6H6N4O4
Molecular weight: 198.14
Traits: This product is bright yellow crystalline powder, odorless, taste light, but slightly bitter aftertaste, sunlight darker gradually, 236-240 ℃ melting at the same time decomposition. This product is slightly soluble in ethanol, very slightly soluble in water, almost insoluble in ether and chloroform.
Quality Standard:
A: Compliance with the People's Republic of China Ministry of Health Drug Standards (1989) edition
Appearance: bright yellow crystalline powder
Content: 97.0 to 103.0%
Melting point: 236 ~ 240 ℃
Acidity: 5.5 ~ 7.0
Loss on drying: ≤0.5%
Residue on ignition: ≤0.1%
Sulfate: ≤0.04%
Chloride: ≤0.014%
B: meet EP6 quality standards
Appearance: yellow to brown crystalline powder
Content: 97.0 to 103.0%
Acidity: 5.0 ~ 7.0
Loss on drying: ≤ 0.5%
Residue on ignition: ≤ 0.1%
Single maximum impurity: ≤ 0.5%
Total Impurities: ≤ 1.0%
5-nitro-furfural diethyl ester: ≤ 0.5%
5-nitro-2-furanylmethylidazine: ≤ 0.5%
C: Complies with USP32 quality standards
Appearance: yellow or brown crystalline powder
Content: 98.0 to 102.0%
Acidity: 5.0 ~ 7.5
Loss on drying: ≤ 0.5%
Residue on ignition: ≤ 0.1%
5-nitro-2-furanylmethylidazine: ≤ 0.5%
Related substances: ≤ 2.0%
Acetic acid: ≤1000ppm
Function and use: disinfectant preservatives for local or surface disinfection.
Nitrofuran antibacterial drugs, mainly for poultry, livestock and aquatic fish disease prevention, antibacterial
