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安全信息

1.15946

Sigma-Aldrich

Nile blue (hydrogen sulfate) (C.I. 51180)

for microscopy Certistain®

别名:

Nile blue (hydrogen sulfate) (C.I. 51180), Nile blue

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About This Item

经验公式（希尔记法）:
C20H21N3O5S
CAS号:
16650-83-2
分子量:
415.46
UNSPSC代码:
41116130

质量水平

400

表单

solid

组成

Dye, ≥90% spectrophotometric assay

pH值（酸碱度）

2.2 (20 °C, 10 g/L in H2O)

mp

>300 °C

溶解性

50 g/L

堆积密度

300 kg/m3

εmax

1630-1820 at 635-639 nm in 50% ethanol at 0.003 g/L

应用

diagnostic assay manufacturing
hematology
histology

储存温度

2-30°C

InChI

1S/C20H20N3O.H2O4S/c1-3-23(4-2)13-9-10-17-18(11-13)24-19-12-16(21)14-7-5-6-8-15(14)20(19)22-17;1-5(2,3)4/h5-12H,3-4,21H2,1-2H3;(H2,1,2,3,4)/q+1;/p-1

InChI key

MMYKGGIXVBGGSZ-UHFFFAOYSA-M

一般描述

Nile blue (hydrogen sulfate) (C.I. 51180) is a CERTISTAIN dry dye that is used for the preparation of a staining solution e.g. staining melanins and lipofuscins in histological sections of human origin.
As CERTISTAIN dye it is chemically quality-certified according to highest standards and strict specifications. As an IVD product and CE registered, it can be used hassle-free in diagnostics and laboratory accreditations.

分析说明

Dye content (spectrophotometrically): ≥ 90 %
Identity
- Hydrogen sulfate (as sulfur):
passes test
- UV/VIS-Spectrum: passes test
Absorption maximum λ max (ethanol 50 %): 635 - 639 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.003 g/l; ethanol 50 %): 1630 - 1820
TLC-Test: passes test
Loss on drying (110 °C): ≤ 8 %
Suitability for microscopy: passes test

法律信息

CERTISTAIN is a registered trademark of Merck KGaA, Darmstadt, Germany

法规信息

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