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Merck
CN

68250

Sigma-Aldrich

甲基橙

for microscopy (Hist.), indicator (pH 3.0-4.4)

别名:

4-[4-(二甲氨基)苯基偶氮基]苯磺酸 钠盐, 半日花素 B, 橙黄 III, 酸性橙 52

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About This Item

经验公式(希尔记法):
C14H14N3NaO3S
CAS号:
分子量:
327.33
颜色索引号:
13025
Beilstein:
4732884
EC 号:
MDL编号:
UNSPSC代码:
12171500
PubChem化学物质编号:
NACRES:
MA.02

等级

for microscopy (Hist.)
indicator (pH 3.0-4.4)

质量水平

表单

powder

技术

titration: suitable

pH值(酸碱度)

3.0-4.4, pink to yellow

溶解性

methanol: water (1:1): 0.1 g/10 mL, orange to very deep orange

λmax

501.4 nm in H2O (acidified)

应用

diagnostic assay manufacturing
hematology
histology

储存温度

room temp

SMILES字符串

[Na+].CN(C)c1ccc(cc1)\N=N\c2ccc(cc2)S([O-])(=O)=O

InChI

1S/C14H15N3O3S.Na/c1-17(2)13-7-3-11(4-8-13)15-16-12-5-9-14(10-6-12)21(18,19)20;/h3-10H,1-2H3,(H,18,19,20);/q;+1/p-1/b16-15+;

InChI key

STZCRXQWRGQSJD-GEEYTBSJSA-M

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一般描述

甲基橙是一种橙色的合成型燃料,会随着溶液pH值的变化而发生颜色变化。它在酸性溶液中基本呈现为红色而在碱性溶液中为黄色。

象形图

Skull and crossbones

警示用语:

Danger

危险声明

危险分类

Acute Tox. 3 Oral

储存分类代码

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges


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分析证书(COA)

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访问文档库

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