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Merck
CN

08714

Millipore

甲基红 溶液

suitable for microbiology

别名:

甲基红指示剂溶液

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关于此项目

经验公式（希尔记法）:
C15H15N3O2
化学文摘社编号:
493-52-7
分子量:
269.30
Beilstein:
1843037
MDL编号:
MFCD00002425
UNSPSC代码:
41171621
PubChem化学物质编号:
329748627
NACRES:
NA.85

主要文件

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Agency

according to GB 4789.30-2016
according to ISO 22964:2017

质量水平

200

产品线

BioChemika

保质期

limited shelf life, expiry date on the label

组成

dist. water, 200 mL
ethanol 95%, 300 mL
methyl red, 0.1 g

技术

microbe id | metabolite detection: suitable

应用

clinical testing
environmental
food and beverages
microbiology

适用性

Enterococcus spp.
Escherichia coli
Klebsiella spp.
Proteus spp.
Pseudomonas spp.
Staphylococcus spp.
bacteria

SMILES字符串

CN(C)c1ccc(cc1)\N=N\c2ccccc2C(O)=O

InChI

1S/C15H15N3O2/c1-18(2)12-9-7-11(8-10-12)16-17-14-6-4-3-5-13(14)15(19)20/h3-10H,1-2H3,(H,19,20)/b17-16+

InChI key

CEQFOVLGLXCDCX-WUKNDPDISA-N

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相关类别

一般描述

<甲基红溶液是一种偶氮染料，当 pH 值低于 4.4 时会变成红色（黄色 pH 值 6.2，橙色 pH 值 4.4-6.2）。某些细菌可利用葡萄糖形成大量的酸，从而导致培养基pH值明显下降。其它物种不产生或只产生较少的游离酸。这种差异可通过甲基红观察到。 该测试用于区分肠道细菌。

应用

甲基红溶液是一种 pH 指示剂染料，推荐用于检测各种样品中葡萄糖发酵的产酸细菌，如肠杆菌科细菌。

象形图

FlameExclamation mark
GHS02,GHS07

警示用语：

Danger

危险声明

H225,H319

危险分类

Eye Irrit. 2 - Flam. Liq. 2

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(°F)

69.8 °F

闪点(°C)

21 °C

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

法规信息

危险化学品
此项目有

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCM8672
BCCL8848
BCCL0746
BCCK1481
BCCJ3868

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Azoreductase 1 from Pseudomonas aeruginosa strain PAO1 (paAzoR1) catalyses the activation of the prodrug balsalazide and reduces the azo dye methyl red using reduced nicotinamide adenine dinucleotide cofactor as an electron donor. To investigate the mechanism of the enzyme, a
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Nanoscale, 3(8), 3269-3276 (2011-07-01)
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Bioresource technology, 130, 517-521 (2013-01-17)
Azo dyes are toxic and carcinogenic and are often present in industrial effluents. In this research, azoreductase and glucose 1-dehydrogenase were coupled for both continuous generation of the cofactor NADH and azo dye removal. The results show that 85% maximum
Angel Martinez et al.
Proceedings of the National Academy of Sciences of the United States of America, 108(52), 20891-20896 (2011-12-14)
Noncontact optical trapping and manipulation of micrometer- and nanometer-sized particles are typically achieved by use of forces and torques exerted by tightly focused high-intensity laser beams. Although they were instrumental for many scientific breakthroughs, these approaches find few technological applications
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大肠菌群中大肠杆菌的鉴别

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Differentiation of Escherichia coli from coliforms

There are many other methods of detection to indicate the presence of E. coli. Review common tests and biochemical reactions for this contaminant.

基于显色法的微生物鉴定

对于微生物学家而言，最基础的染色方法是由丹麦细菌学家Hans Christian Gram在1884年开发的。

Identification of Microorganisms Based on Color

For microbiologists the most fundamental stain was developed in 1884 by the Danish bacteriologist Hans Christian Gram.

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