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About This Item
Empirical Formula (Hill Notation):
C19H18ClN3
CAS Number:
Molecular Weight:
323.82
EC Index Number:
209-321-2
UNSPSC Code:
41116130
MDL number:
Quality Segment
form
crystalline
mp
268-270 °C (decomposes)
solubility
10 g/L
bulk density
500 kg/m3
εmax
2620-3030 at 545-547 nm in 50% ethanol at 0.003 g/L
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
2-30°C
InChI
1S/C19H17N3.ClH/c20-16-7-1-13(2-8-16)19(14-3-9-17(21)10-4-14)15-5-11-18(22)12-6-15;/h1-12,20H,21-22H2;1H
InChI key
JUQPZRLQQYSMEQ-UHFFFAOYSA-N
General description
Pararosaniline (chloride) (C.I. 42500) for microscopy Certistain®, is a solid dye used to prepare the Schiff′s reagent required for the PAS reaction, for the staining of mucopolysaccharides in histological tissue specimens. The PAS (periodic acid Schiff) reaction is one of the most frequently used chemical methods for histology.
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. For more details, please see instructions for use (IFU). The IFU can be downloaded from this webpage.
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. For more details, please see instructions for use (IFU). The IFU can be downloaded from this webpage.
Legal Information
CERTISTAIN is a registered trademark of Merck KGaA, Darmstadt, Germany
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signalword
Danger
hcodes
Hazard Classifications
Carc. 1B
Storage Class
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 3
flash_point_c
Not applicable
flash_point_f
Not applicable
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