grade
ACS reagent
Quality Segment
form
powder
composition
Dye content, 85%
technique(s)
titration: suitable
color
orange
pH
3.0-4.4, pink to yellow
visual transition interval
3.2-4.4, red to yellow
mp
>300 °C
λmax
505 nm
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
[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
General description
甲基橙(C.I.13025)是一种对二甲氨基偶氮苯磺酸的钠盐。它是一种橙色的合成染料,颜色会随着溶液的pH值而变化。在酸性溶液中呈红色,在碱性溶液中呈黄色。
Application
甲基橙可用作细胞汁液的
- pH指示剂
- 在染色花粉管时与结晶紫一起对比染色
- 多色组织学染色方案的组成部分指示剂,
- 例如在草酸和丙二酸的检测中
- 在其他生物医学应用中使用,包括用于薄膜剂量计和溴离子的检测试剂。
Biochem/physiol Actions
甲基橙是一种偶氮染料,可用作pH指示剂。
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Oral
存储类别
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
