在线看片中文字幕,今天免费中文字幕视频,亚洲国产欧美日韩精品一区二区三区,欧美日韩一区二区三区免费,日韩影院在线,中文在线观看永久免费,日韩影视在线

Home  |  E-mail Entry   |  中文版          

  Products & services
  Products Center
  Service Center
 
 
Products Center
Products & services >Products
 
Nitrofurazone

Chemical name: 5-Nitro-2-furaldehyde semicarbazone
Molecular formula: C6H6N4O4
Molecular weight: 198.14
CAS: 59-87-0
Structural formula:

Specification:
A: In accordance with Drug standard of the Ministry of Health of PRC (1989 edition)
Appearance: Bright-yellow crystalline powder.
Melting point: 236~240℃
pH: 5.5~7.0
Chloride: ≤0.014%
Sulfate: ≤0.04%
Loss on drying: ≤0.5%
Residue on ignition: ≤0.1%
Assay: 97.0~103.0%
Total aerobic microbial count: Not more than 103cfu/g
Total yeast and mold count: Not more than 102cfu/g
Staphylococcus aureus: Should be absent in 1g.
Pseudomonas aeruginosa: Should be absent in 1g.
E.coli: Should be absent in 1g.
B: In accordance with USP
Appearance: Lemon yellow crystalline powder.
pH: 5.0~7.5
Loss on drying: ≤0.5%
Residue on ignition: ≤0.1%
Assay: 98.0~102.0% of C6H6N4O4 calculated on dried substance.
(5-nitrofurfural-2-yl) methylene diacetate: ≤0.5%
1,2-bis[(5-nitrofuran-2-yl) methylidene] diazane: ≤0.5%
Any individual unspecified impurity: ≤0.1%
Total impurities: ≤2.0%
C: In accordance with EP
Appearance: Yellow or brownish-yellow crystalline powder.
pH: 5.0~7.0
Loss on drying: ≤0.5%
Sulfated ash: ≤0.1%
Assay(calculated on dried basis): 97.0~103.0%
(5-nitrofurfural-2-yl) methylene diacetate: ≤0.5%
1,2-bis[(5-nitrofuran-2-yl) methylidene] diazane: ≤0.5%
Any individual unspecified impurity: ≤0.10%
Total impurities: ≤2.0%
 
Packing size: 25Kg/drum
Authentication code: Guo Yao Zhun Zi H37022206
Indications: disinfectant and antiseptic used for local or surface sterilization.

 
 
Copyright(C)2012,Zibo Jinan Jinda Pharmaceutical Chemistry Co., Ltd. All Rights Reserved.  Supported by ChemNet ChinaChemNet Toocle Copyright Notice
 
肃南| 河西区| 台东市| 东光县| 昌乐县| 汪清县| 合阳县| 滦南县| 三江| 黔东| 襄城县| 彭水| 清苑县| 平南县| 洱源县| 襄城县| 扬中市| 平遥县| 灵璧县| 阜阳市| 资溪县| 胶南市| 泊头市| 双流县| 东阿县| 施甸县| 砚山县| 闸北区| 肃宁县| 桂平市| 阳山县| 曲麻莱县| 望奎县| 卢氏县| 新绛县| 古交市| 南郑县| 黔西县| 漾濞| 那坡县| 永城市|